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12673888580 = 2252512524679
BaseRepresentation
bin10111100110110110…
…00011000101000100
31012201021011020200202
423303123003011010
5201424003413310
65453341230032
7626033163323
oct136333030504
935637136622
1012673888580
115414097091
122558562318
13126c960b72
1488331a0ba
154e29d63a5
hex2f36c3144

12673888580 has 24 divisors (see below), whose sum is σ = 26721213120. Its totient is φ = 5049356000.

The previous prime is 12673888561. The next prime is 12673888597. The reversal of 12673888580 is 8588837621.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1257320 + ... + 1267359.

It is an arithmetic number, because the mean of its divisors is an integer number (1113383880).

Almost surely, 212673888580 is an apocalyptic number.

12673888580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12673888580 is an abundant number, since it is smaller than the sum of its proper divisors (14047324540).

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

12673888580 is a wasteful number, since it uses less digits than its factorization.

12673888580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2524939 (or 2524937 counting only the distinct ones).

The product of its (nonzero) digits is 5160960, while the sum is 56.

The spelling of 12673888580 in words is "twelve billion, six hundred seventy-three million, eight hundred eighty-eight thousand, five hundred eighty".

Divisors: 1 2 4 5 10 20 251 502 1004 1255 2510 5020 2524679 5049358 10098716 12623395 25246790 50493580 633694429 1267388858 2534777716 3168472145 6336944290 12673888580