255970402124977 has 8 divisors (see below), whose sum is σ = 264906759985920. Its totient is φ = 247076497271280.

The previous prime is 255970402124923. The next prime is 255970402125007. The reversal of 255970402124977 is 779421204079552.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 255970402124977 - 2⁷ = 255970402124849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255970402124477) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10613239543 + ... + 10613263660.

It is an arithmetic number, because the mean of its divisors is an integer number (33113344998240).

Almost surely, 2^{255970402124977} is an apocalyptic number.

It is an amenable number.

255970402124977 is a deficient number, since it is larger than the sum of its proper divisors (8936357860943).

255970402124977 is a wasteful number, since it uses less digits than its factorization.

255970402124977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21226503623.

The product of its (nonzero) digits is 88905600, while the sum is 64.

The spelling of 255970402124977 in words is "two hundred fifty-five trillion, nine hundred seventy billion, four hundred two million, one hundred twenty-four thousand, nine hundred seventy-seven".