623356504340016 has 40 divisors (see below), whose sum is σ = 1611596696289280. Its totient is φ = 207623042081856.

The previous prime is 623356504339909. The next prime is 623356504340029. The reversal of 623356504340016 is 610043405653326.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 5076793120 + ... + 5076915903.

It is an arithmetic number, because the mean of its divisors is an integer number (40289917407232).

Almost surely, 2^{623356504340016} is an apocalyptic number.

It is an amenable number.

623356504340016 is an abundant number, since it is smaller than the sum of its proper divisors (988240191949264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

623356504340016 is a wasteful number, since it uses less digits than its factorization.

623356504340016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10153710313 (or 10153710307 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 48.

The spelling of 623356504340016 in words is "six hundred twenty-three trillion, three hundred fifty-six billion, five hundred four million, three hundred forty thousand, sixteen".