28310263264 has 24 divisors (see below), whose sum is σ = 58669296840. Its totient is φ = 13410124416.

The previous prime is 28310263243. The next prime is 28310263271. The reversal of 28310263264 is 46236201382.

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, 23280859 + ... + 23282074.

It is an arithmetic number, because the mean of its divisors is an integer number (2444554035).

Almost surely, 2^28310263264 is an apocalyptic number.

It is an amenable number.

28310263264 is an abundant number, since it is smaller than the sum of its proper divisors (30359033576).

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

28310263264 is a wasteful number, since it uses less digits than its factorization.

28310263264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46562962 (or 46562954 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 28310263264 in words is "twenty-eight billion, three hundred ten million, two hundred sixty-three thousand, two hundred sixty-four".