52090902121 has 16 divisors (see below), whose sum is σ = 55511239680. Its totient is φ = 48711144960.

The previous prime is 52090902119. The next prime is 52090902161. The reversal of 52090902121 is 12120909025.

It is a cyclic number.

It is not a de Polignac number, because 52090902121 - 2¹ = 52090902119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52090902161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1675365 + ... + 1706173.

It is an arithmetic number, because the mean of its divisors is an integer number (3469452480).

Almost surely, 2^52090902121 is an apocalyptic number.

It is an amenable number.

52090902121 is a deficient number, since it is larger than the sum of its proper divisors (3420337559).

52090902121 is a wasteful number, since it uses less digits than its factorization.

52090902121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31464.

The product of its (nonzero) digits is 3240, while the sum is 31.

The spelling of 52090902121 in words is "fifty-two billion, ninety million, nine hundred two thousand, one hundred twenty-one".