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12633116542 = 238916237939
BaseRepresentation
bin10111100001111111…
…00000111101111110
31012121102102210222021
423300333200331332
5201333034212132
65445323310354
7625026501364
oct136077407576
935542383867
1012633116542
1153a3079492
12254697b3ba
131264386ab7
1487bb45634
154de130997
hex2f0fe0f7e

12633116542 has 8 divisors (see below), whose sum is σ = 18998389800. Its totient is φ = 6300319944.

The previous prime is 12633116477. The next prime is 12633116569. The reversal of 12633116542 is 24561133621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 12633116498 and 12633116507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8118192 + ... + 8119747.

It is an arithmetic number, because the mean of its divisors is an integer number (2374798725).

Almost surely, 212633116542 is an apocalyptic number.

12633116542 is a deficient number, since it is larger than the sum of its proper divisors (6365273258).

12633116542 is a wasteful number, since it uses less digits than its factorization.

12633116542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16238330.

The product of its digits is 25920, while the sum is 34.

The spelling of 12633116542 in words is "twelve billion, six hundred thirty-three million, one hundred sixteen thousand, five hundred forty-two".

Divisors: 1 2 389 778 16237939 32475878 6316558271 12633116542