56261741327220 has 288 divisors, whose sum is σ = 196290175616640. Its totient is φ = 11927405952000.

The previous prime is 56261741327179. The next prime is 56261741327261. The reversal of 56261741327220 is 2272314716265.

It is an interprime number because it is at equal distance from previous prime (56261741327179) and next prime (56261741327261).

It is a super-2 number, since 2×56261741327220² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 56261741327220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 13894131 + ... + 17480570.

It is an arithmetic number, because the mean of its divisors is an integer number (681563109780).

Almost surely, 2^{56261741327220} is an apocalyptic number.

It is an amenable number.

56261741327220 is an abundant number, since it is smaller than the sum of its proper divisors (140028434289420).

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

56261741327220 is a wasteful number, since it uses less digits than its factorization.

56261741327220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31374767 (or 31374754 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 48.

The spelling of 56261741327220 in words is "fifty-six trillion, two hundred sixty-one billion, seven hundred forty-one million, three hundred twenty-seven thousand, two hundred twenty".