2056238870 has 48 divisors (see below), whose sum is σ = 4421964960. Its totient is φ = 674332032.

The previous prime is 2056238831. The next prime is 2056238879. The reversal of 2056238870 is 788326502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2056238879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9266 + ... + 64794.

It is an arithmetic number, because the mean of its divisors is an integer number (92124270).

Almost surely, 2^2056238870 is an apocalyptic number.

2056238870 is an abundant number, since it is smaller than the sum of its proper divisors (2365726090).

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

2056238870 is a wasteful number, since it uses less digits than its factorization.

2056238870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55589 (or 55566 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 2056238870 is about 45345.7701445240. The cubic root of 2056238870 is about 1271.6214786021.

The spelling of 2056238870 in words is "two billion, fifty-six million, two hundred thirty-eight thousand, eight hundred seventy".