28524747365 has 16 divisors (see below), whose sum is σ = 34655499648. Its totient is φ = 22536142656.

The previous prime is 28524747347. The next prime is 28524747379. The reversal of 28524747365 is 56374742582.

It is a cyclic number.

It is not a de Polignac number, because 28524747365 - 2²⁰ = 28523698789 is a prime.

It is a super-2 number, since 2×28524747365² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1192907 + ... + 1216583.

It is an arithmetic number, because the mean of its divisors is an integer number (2165968728).

Almost surely, 2^28524747365 is an apocalyptic number.

It is an amenable number.

28524747365 is a deficient number, since it is larger than the sum of its proper divisors (6130752283).

28524747365 is a wasteful number, since it uses less digits than its factorization.

28524747365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26668.

The product of its digits is 11289600, while the sum is 53.

The spelling of 28524747365 in words is "twenty-eight billion, five hundred twenty-four million, seven hundred forty-seven thousand, three hundred sixty-five".