76526923225 has 27 divisors (see below), whose sum is σ = 96581000061. Its totient is φ = 60151514400.

The previous prime is 76526923163. The next prime is 76526923229. The reversal of 76526923225 is 52232962567.

The square root of 76526923225 is 276635.

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 35249687001 + 41277236224 = 187749^2 + 203168^2 .

It is a de Polignac number, because none of the positive numbers 2^k-76526923225 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76526923229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 84373222 + ... + 84374128.

Almost surely, 2^76526923225 is an apocalyptic number.

76526923225 is the 276635-th square number.

76526923225 is the 138318-th centered octagonal number.

It is an amenable number.

76526923225 is a deficient number, since it is larger than the sum of its proper divisors (20054076836).

76526923225 is an frugal number, since it uses more digits than its factorization.

76526923225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1946 (or 973 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 49.

Multiplying 76526923225 by its sum of digits (49), we get a square (3749819238025 = 1936445²).

The spelling of 76526923225 in words is "seventy-six billion, five hundred twenty-six million, nine hundred twenty-three thousand, two hundred twenty-five".