56261400066436 has 24 divisors (see below), whose sum is σ = 100545779311040. Its totient is φ = 27538405725600.

The previous prime is 56261400066397. The next prime is 56261400066449. The reversal of 56261400066436 is 63466000416265.

It is a self number, because there is not a number n which added to its sum of digits gives 56261400066436.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 546345456 + ... + 546448423.

Almost surely, 2^{56261400066436} is an apocalyptic number.

It is an amenable number.

56261400066436 is a deficient number, since it is larger than the sum of its proper divisors (44284379244604).

56261400066436 is a wasteful number, since it uses less digits than its factorization.

56261400066436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1092794155 (or 1092794153 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 49.

The spelling of 56261400066436 in words is "fifty-six trillion, two hundred sixty-one billion, four hundred million, sixty-six thousand, four hundred thirty-six".