5321565121075 has 96 divisors (see below), whose sum is σ = 7688500440192. Its totient is φ = 3578757120000.

The previous prime is 5321565121073. The next prime is 5321565121091. The reversal of 5321565121075 is 5701215651235.

It is not a de Polignac number, because 5321565121075 - 2¹ = 5321565121073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5321565121073) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 822114039 + ... + 822120511.

It is an arithmetic number, because the mean of its divisors is an integer number (80088546252).

Almost surely, 2^{5321565121075} is an apocalyptic number.

5321565121075 is a deficient number, since it is larger than the sum of its proper divisors (2366935319117).

5321565121075 is a wasteful number, since it uses less digits than its factorization.

5321565121075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7025 (or 7020 counting only the distinct ones).

The product of its (nonzero) digits is 315000, while the sum is 43.

The spelling of 5321565121075 in words is "five trillion, three hundred twenty-one billion, five hundred sixty-five million, one hundred twenty-one thousand, seventy-five".