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12475152342 = 23212733116487
BaseRepresentation
bin10111001111001001…
…11011011111010110
31012012102012101211100
423213210323133112
5201022114333332
65421521450530
7621101021352
oct134744733726
935172171740
1012475152342
115321997664
122501aa0a46
13123a729b63
14864b86462
154d032b67c
hex2e793b7d6

12475152342 has 48 divisors (see below), whose sum is σ = 27326287872. Its totient is φ = 4112927280.

The previous prime is 12475152317. The next prime is 12475152409. The reversal of 12475152342 is 24325157421.

12475152342 is a `hidden beast` number, since 1 + 2 + 47 + 51 + 523 + 42 = 666.

It is a super-2 number, since 2×124751523422 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12475152297 and 12475152306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 748423 + ... + 764909.

It is an arithmetic number, because the mean of its divisors is an integer number (569297664).

Almost surely, 212475152342 is an apocalyptic number.

12475152342 is an abundant number, since it is smaller than the sum of its proper divisors (14851135530).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12475152342 is a wasteful number, since it uses less digits than its factorization.

12475152342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16953 (or 16950 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The spelling of 12475152342 in words is "twelve billion, four hundred seventy-five million, one hundred fifty-two thousand, three hundred forty-two".

Divisors: 1 2 3 6 9 18 127 254 331 381 662 762 993 1143 1986 2286 2979 5958 16487 32974 42037 49461 84074 98922 126111 148383 252222 296766 378333 756666 2093849 4187698 5457197 6281547 10914394 12563094 16371591 18844641 32743182 37689282 49114773 98229546 693064019 1386128038 2079192057 4158384114 6237576171 12475152342