5321640364245 has 96 divisors (see below), whose sum is σ = 10006542209664. Its totient is φ = 2605697740800.

The previous prime is 5321640364219. The next prime is 5321640364273. The reversal of 5321640364245 is 5424630461235.

5321640364245 is a `hidden beast` number, since 5 + 3 + 2 + 1 + 6 + 40 + 364 + 245 = 666.

It is not a de Polignac number, because 5321640364245 - 2⁸ = 5321640363989 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 5321640364245.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 352629150 + ... + 352644240.

It is an arithmetic number, because the mean of its divisors is an integer number (104234814684).

Almost surely, 2^{5321640364245} is an apocalyptic number.

It is an amenable number.

5321640364245 is a deficient number, since it is larger than the sum of its proper divisors (4684901845419).

5321640364245 is a wasteful number, since it uses less digits than its factorization.

5321640364245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26403 (or 26400 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 45.

The spelling of 5321640364245 in words is "five trillion, three hundred twenty-one billion, six hundred forty million, three hundred sixty-four thousand, two hundred forty-five".