656450042034003 has 48 divisors (see below), whose sum is σ = 1020699738938880. Its totient is φ = 374181704064000.

The previous prime is 656450042033987. The next prime is 656450042034041. The reversal of 656450042034003 is 300430240054656.

It is a happy number.

It is not a de Polignac number, because 656450042034003 - 2⁴ = 656450042033987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (656450042024003) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 308763538 + ... + 310882328.

It is an arithmetic number, because the mean of its divisors is an integer number (21264577894560).

Almost surely, 2^{656450042034003} is an apocalyptic number.

656450042034003 is a deficient number, since it is larger than the sum of its proper divisors (364249696904877).

656450042034003 is a wasteful number, since it uses less digits than its factorization.

656450042034003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2124048 (or 2124041 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 42.

Adding to 656450042034003 its reverse (300430240054656), we get a palindrome (956880282088659).

The spelling of 656450042034003 in words is "six hundred fifty-six trillion, four hundred fifty billion, forty-two million, thirty-four thousand, three".