210055860256 has 48 divisors (see below), whose sum is σ = 455281706880. Its totient is φ = 94603956480.

The previous prime is 210055860233. The next prime is 210055860257. The reversal of 210055860256 is 652068550012.

It is not an unprimeable number, because it can be changed into a prime (210055860257) 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, 2699016 + ... + 2775751.

It is an arithmetic number, because the mean of its divisors is an integer number (9485035560).

Almost surely, 2^210055860256 is an apocalyptic number.

It is an amenable number.

210055860256 is an abundant number, since it is smaller than the sum of its proper divisors (245225846624).

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

210055860256 is a wasteful number, since it uses less digits than its factorization.

210055860256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5474897 (or 5474889 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 40.

The spelling of 210055860256 in words is "two hundred ten billion, fifty-five million, eight hundred sixty thousand, two hundred fifty-six".