623654947632 has 40 divisors (see below), whose sum is σ = 1611137170800. Its totient is φ = 207881297920.

The previous prime is 623654947583. The next prime is 623654947651. The reversal of 623654947632 is 236749456326.

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

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, 4679032 + ... + 4810472.

It is an arithmetic number, because the mean of its divisors is an integer number (40278429270).

Almost surely, 2^623654947632 is an apocalyptic number.

It is an amenable number.

623654947632 is an abundant number, since it is smaller than the sum of its proper divisors (987482223168).

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

623654947632 is a wasteful number, since it uses less digits than its factorization.

623654947632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230301 (or 230295 counting only the distinct ones).

The product of its digits is 39191040, while the sum is 57.

The spelling of 623654947632 in words is "six hundred twenty-three billion, six hundred fifty-four million, nine hundred forty-seven thousand, six hundred thirty-two".