256011112612 has 6 divisors (see below), whose sum is σ = 448019447078. Its totient is φ = 128005556304.

The previous prime is 256011112601. The next prime is 256011112613. The reversal of 256011112612 is 216211110652.

It can be written as a sum of positive squares in only one way, i.e., 156922145956 + 99088966656 = 396134^2 + 314784^2 .

It is not an unprimeable number, because it can be changed into a prime (256011112613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32001389073 + ... + 32001389080.

Almost surely, 2^256011112612 is an apocalyptic number.

It is an amenable number.

256011112612 is a deficient number, since it is larger than the sum of its proper divisors (192008334466).

256011112612 is a wasteful number, since it uses less digits than its factorization.

256011112612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64002778157 (or 64002778155 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 28.

The spelling of 256011112612 in words is "two hundred fifty-six billion, eleven million, one hundred twelve thousand, six hundred twelve".