623462634305432 has 8 divisors (see below), whose sum is σ = 1168992439322700. Its totient is φ = 311731317152712.

The previous prime is 623462634305431. The next prime is 623462634305443. The reversal of 623462634305432 is 234503436264326.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (623462634305431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38966414644082 + ... + 38966414644097.

Almost surely, 2^{623462634305432} is an apocalyptic number.

It is an amenable number.

623462634305432 is a deficient number, since it is larger than the sum of its proper divisors (545529805017268).

623462634305432 is a wasteful number, since it uses less digits than its factorization.

623462634305432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77932829288185 (or 77932829288181 counting only the distinct ones).

The product of its (nonzero) digits is 44789760, while the sum is 53.

The spelling of 623462634305432 in words is "six hundred twenty-three trillion, four hundred sixty-two billion, six hundred thirty-four million, three hundred five thousand, four hundred thirty-two".