56748467558031 has 4 divisors (see below), whose sum is σ = 75664623410712. Its totient is φ = 37832311705352.

The previous prime is 56748467557981. The next prime is 56748467558077. The reversal of 56748467558031 is 13085576484765.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 56748467558031 - 2¹⁸ = 56748467295887 is a prime.

It is a super-2 number, since 2×56748467558031² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56748467550031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9458077926336 + ... + 9458077926341.

It is an arithmetic number, because the mean of its divisors is an integer number (18916155852678).

Almost surely, 2^{56748467558031} is an apocalyptic number.

56748467558031 is a deficient number, since it is larger than the sum of its proper divisors (18916155852681).

56748467558031 is a wasteful number, since it uses less digits than its factorization.

56748467558031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18916155852680.

The product of its (nonzero) digits is 677376000, while the sum is 69.

The spelling of 56748467558031 in words is "fifty-six trillion, seven hundred forty-eight billion, four hundred sixty-seven million, five hundred fifty-eight thousand, thirty-one".