2056211520 has 112 divisors (see below), whose sum is σ = 7122005568. Its totient is φ = 498472960.

The previous prime is 2056211503. The next prime is 2056211527. The reversal of 2056211520 is 251126502.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (2056211527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86799 + ... + 107918.

Almost surely, 2^2056211520 is an apocalyptic number.

2056211520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2056211520 is an abundant number, since it is smaller than the sum of its proper divisors (5065794048).

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

2056211520 is a wasteful number, since it uses less digits than its factorization.

2056211520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194748 (or 194738 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 2056211520 is about 45345.4685718430. The cubic root of 2056211520 is about 1271.6158406382.

The spelling of 2056211520 in words is "two billion, fifty-six million, two hundred eleven thousand, five hundred twenty".