723645895928 has 16 divisors (see below), whose sum is σ = 1374011196000. Its totient is φ = 357242910336.

The previous prime is 723645895927. The next prime is 723645895939. The reversal of 723645895928 is 829598546327.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (723645895927) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 572504033 + ... + 572505296.

It is an arithmetic number, because the mean of its divisors is an integer number (85875699750).

Almost surely, 2^723645895928 is an apocalyptic number.

It is an amenable number.

723645895928 is a deficient number, since it is larger than the sum of its proper divisors (650365300072).

723645895928 is a wasteful number, since it uses less digits than its factorization.

723645895928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1145009414 (or 1145009410 counting only the distinct ones).

The product of its digits is 261273600, while the sum is 68.

The spelling of 723645895928 in words is "seven hundred twenty-three billion, six hundred forty-five million, eight hundred ninety-five thousand, nine hundred twenty-eight".