254646888290256 has 160 divisors (see below), whose sum is σ = 826939601335296. Its totient is φ = 66142048790400.

The previous prime is 254646888290219. The next prime is 254646888290257. The reversal of 254646888290256 is 652092888646452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254646888290257) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 284255130 + ... + 285149561.

Almost surely, 2^{254646888290256} is an apocalyptic number.

It is an amenable number.

254646888290256 is an abundant number, since it is smaller than the sum of its proper divisors (572292713045040).

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

254646888290256 is a wasteful number, since it uses less digits than its factorization.

254646888290256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569404742 (or 569404714 counting only the distinct ones).

The product of its (nonzero) digits is 3185049600, while the sum is 75.

The spelling of 254646888290256 in words is "two hundred fifty-four trillion, six hundred forty-six billion, eight hundred eighty-eight million, two hundred ninety thousand, two hundred fifty-six".