56243263257347 has 16 divisors (see below), whose sum is σ = 58762250167680. Its totient is φ = 53762977968000.

The previous prime is 56243263257319. The next prime is 56243263257409. The reversal of 56243263257347 is 74375236234265.

It is a happy number.

It is not a de Polignac number, because 56243263257347 - 2²⁴ = 56243246480131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56243263257647) 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, 49385222 + ... + 50511252.

It is an arithmetic number, because the mean of its divisors is an integer number (3672640635480).

Almost surely, 2^{56243263257347} is an apocalyptic number.

56243263257347 is a deficient number, since it is larger than the sum of its proper divisors (2518986910333).

56243263257347 is a wasteful number, since it uses less digits than its factorization.

56243263257347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1143214.

The product of its digits is 152409600, while the sum is 59.

The spelling of 56243263257347 in words is "fifty-six trillion, two hundred forty-three billion, two hundred sixty-three million, two hundred fifty-seven thousand, three hundred forty-seven".