2135255056 has 30 divisors (see below), whose sum is σ = 4547347406. Its totient is φ = 970569600.

The previous prime is 2135254997. The next prime is 2135255069. The reversal of 2135255056 is 6505525312.

It can be written as a sum of positive squares in only one way, i.e., 1916688400 + 218566656 = 43780^2 + 14784^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 549525 + ... + 553396.

Almost surely, 2^2135255056 is an apocalyptic number.

It is an amenable number.

2135255056 is an abundant number, since it is smaller than the sum of its proper divisors (2412092350).

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

2135255056 is a wasteful number, since it uses less digits than its factorization.

2135255056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102951 (or 1102934 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 34.

The square root of 2135255056 is about 46208.8201104508. The cubic root of 2135255056 is about 1287.7056057228.

The spelling of 2135255056 in words is "two billion, one hundred thirty-five million, two hundred fifty-five thousand, fifty-six".