623456642204236 has 12 divisors (see below), whose sum is σ = 1091103613790512. Its totient is φ = 311712752549808.

The previous prime is 623456642204171. The next prime is 623456642204269. The reversal of 623456642204236 is 632402246654326.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3892047975 + ... + 3892208158.

Almost surely, 2^{623456642204236} is an apocalyptic number.

It is an amenable number.

623456642204236 is a deficient number, since it is larger than the sum of its proper divisors (467646971586276).

623456642204236 is a wasteful number, since it uses less digits than its factorization.

623456642204236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7784276160 (or 7784276158 counting only the distinct ones).

The product of its (nonzero) digits is 59719680, while the sum is 55.

The spelling of 623456642204236 in words is "six hundred twenty-three trillion, four hundred fifty-six billion, six hundred forty-two million, two hundred four thousand, two hundred thirty-six".