7336779025 has 27 divisors (see below), whose sum is σ = 9370370961. Its totient is φ = 5698455840.

The previous prime is 7336779017. The next prime is 7336779031. The reversal of 7336779025 is 5209776337.

The square root of 7336779025 is 85655.

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

It can be written as a sum of positive squares in 4 ways, for example, as 696484881 + 6640294144 = 26391^2 + 81488^2 .

It is not a de Polignac number, because 7336779025 - 2³ = 7336779017 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 7336779025.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 15845944 + ... + 15846406.

Almost surely, 2^7336779025 is an apocalyptic number.

7336779025 is the 85655-th square number.

7336779025 is the 42828-th centered octagonal number.

It is an amenable number.

7336779025 is a deficient number, since it is larger than the sum of its proper divisors (2033591936).

7336779025 is an frugal number, since it uses more digits than its factorization.

7336779025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010 (or 505 counting only the distinct ones).

The product of its (nonzero) digits is 1666980, while the sum is 49.

The cubic root of 7336779025 is about 1943.1298033397.

Multiplying 7336779025 by its sum of digits (49), we get a square (359502172225 = 599585²).

The spelling of 7336779025 in words is "seven billion, three hundred thirty-six million, seven hundred seventy-nine thousand, twenty-five".