56458416667403 has 4 divisors (see below), whose sum is σ = 56464804097520. Its totient is φ = 56452029237288.

The previous prime is 56458416667339. The next prime is 56458416667441. The reversal of 56458416667403 is 30476661485465.

It is a happy number.

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 56458416667403 - 2⁶ = 56458416667339 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56458416667403.

It is not an unprimeable number, because it can be changed into a prime (56458410667403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3193701800 + ... + 3193719477.

It is an arithmetic number, because the mean of its divisors is an integer number (14116201024380).

Almost surely, 2^{56458416667403} is an apocalyptic number.

56458416667403 is a deficient number, since it is larger than the sum of its proper divisors (6387430117).

56458416667403 is an equidigital number, since it uses as much as digits as its factorization.

56458416667403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6387430116.

The product of its (nonzero) digits is 348364800, while the sum is 65.

The spelling of 56458416667403 in words is "fifty-six trillion, four hundred fifty-eight billion, four hundred sixteen million, six hundred sixty-seven thousand, four hundred three".