2056926872520 has 768 divisors, whose sum is σ = 7900532640000. Its totient is φ = 477127397376.

The previous prime is 2056926872513. The next prime is 2056926872527. The reversal of 2056926872520 is 252786296502.

2056926872520 is a `hidden beast` number, since 2 + 0 + 56 + 9 + 2 + 68 + 7 + 2 + 520 = 666.

It is an interprime number because it is at equal distance from previous prime (2056926872513) and next prime (2056926872527).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (2056926872527) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 472963306 + ... + 472967654.

It is an arithmetic number, because the mean of its divisors is an integer number (10287151875).

Almost surely, 2^{2056926872520} is an apocalyptic number.

2056926872520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2056926872520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3950266320000).

2056926872520 is an abundant number, since it is smaller than the sum of its proper divisors (5843605767480).

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

2056926872520 is a wasteful number, since it uses less digits than its factorization.

2056926872520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4604 (or 4588 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 54.

The spelling of 2056926872520 in words is "two trillion, fifty-six billion, nine hundred twenty-six million, eight hundred seventy-two thousand, five hundred twenty".