28344018527 has 12 divisors (see below), whose sum is σ = 31161210528. Its totient is φ = 25762149600.

The previous prime is 28344018509. The next prime is 28344018529. The reversal of 28344018527 is 72581044382.

It is not a de Polignac number, because 28344018527 - 2⁸ = 28344018271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28344018529) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 670523 + ... + 711539.

It is an arithmetic number, because the mean of its divisors is an integer number (2596767544).

Almost surely, 2^28344018527 is an apocalyptic number.

28344018527 is a deficient number, since it is larger than the sum of its proper divisors (2817192001).

28344018527 is a wasteful number, since it uses less digits than its factorization.

28344018527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46750 (or 46739 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 44.

The spelling of 28344018527 in words is "twenty-eight billion, three hundred forty-four million, eighteen thousand, five hundred twenty-seven".