5331965901025 has 27 divisors (see below), whose sum is σ = 6688049368651. Its totient is φ = 4216832132480.

The previous prime is 5331965900929. The next prime is 5331965901037. The reversal of 5331965901025 is 5201095691335.

The square root of 5331965901025 is 2309105.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 13 ways, for example, as 3528811091169 + 1803154809856 = 1878513^2 + 1342816^2 .

It is a de Polignac number, because none of the positive numbers 2^k-5331965901025 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5331965901025.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1027549131 + ... + 1027554319.

Almost surely, 2^{5331965901025} is an apocalyptic number.

5331965901025 is the 2309105-th square number.

5331965901025 is the 1154553-rd centered octagonal number.

It is an amenable number.

5331965901025 is a deficient number, since it is larger than the sum of its proper divisors (1356083467626).

5331965901025 is an frugal number, since it uses more digits than its factorization.

5331965901025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10566 (or 5283 counting only the distinct ones).

The product of its (nonzero) digits is 1093500, while the sum is 49.

Multiplying 5331965901025 by its sum of digits (49), we get a square (261266329150225 = 16163735²).

The spelling of 5331965901025 in words is "five trillion, three hundred thirty-one billion, nine hundred sixty-five million, nine hundred one thousand, twenty-five".