1255012656354 has 12 divisors (see below), whose sum is σ = 2719194088806. Its totient is φ = 418337552112.

The previous prime is 1255012656343. The next prime is 1255012656397. The reversal of 1255012656354 is 4536562105521.

1255012656354 is a `hidden beast` number, since 1 + 2 + 5 + 5 + 0 + 1 + 2 + 6 + 5 + 635 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1246855857129 + 8156799225 = 1116627^2 + 90315^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34861462659 + ... + 34861462694.

Almost surely, 2^{1255012656354} is an apocalyptic number.

1255012656354 is an abundant number, since it is smaller than the sum of its proper divisors (1464181432452).

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

1255012656354 is a wasteful number, since it uses less digits than its factorization.

1255012656354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69722925361 (or 69722925358 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 45.

The spelling of 1255012656354 in words is "one trillion, two hundred fifty-five billion, twelve million, six hundred fifty-six thousand, three hundred fifty-four".