28423966311264 has 24 divisors (see below), whose sum is σ = 74612911567320. Its totient is φ = 9474655437056.

The previous prime is 28423966311259. The next prime is 28423966311317. The reversal of 28423966311264 is 46211366932482.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148041491109 + ... + 148041491300.

It is an arithmetic number, because the mean of its divisors is an integer number (3108871315305).

Almost surely, 2^{28423966311264} is an apocalyptic number.

28423966311264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

28423966311264 is an abundant number, since it is smaller than the sum of its proper divisors (46188945256056).

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

28423966311264 is a wasteful number, since it uses less digits than its factorization.

28423966311264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296082982422 (or 296082982414 counting only the distinct ones).

The product of its digits is 17915904, while the sum is 57.

The spelling of 28423966311264 in words is "twenty-eight trillion, four hundred twenty-three billion, nine hundred sixty-six million, three hundred eleven thousand, two hundred sixty-four".