11546577025 has 9 divisors (see below), whose sum is σ = 14318421763. Its totient is φ = 9236831800.

The previous prime is 11546577019. The next prime is 11546577059. The reversal of 11546577025 is 52077564511.

The square root of 11546577025 is 107455.

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

It can be written as a sum of positive squares in only one way, i.e., 4156767729 + 7389809296 = 64473^2 + 85964^2 .

It is not a de Polignac number, because 11546577025 - 2³ = 11546577017 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 526530 + ... + 548020.

Almost surely, 2^11546577025 is an apocalyptic number.

11546577025 is the 107455-th square number.

11546577025 is the 53728-th centered octagonal number.

It is an amenable number.

11546577025 is a deficient number, since it is larger than the sum of its proper divisors (2771844738).

11546577025 is an frugal number, since it uses more digits than its factorization.

11546577025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42992 (or 21496 counting only the distinct ones).

The product of its (nonzero) digits is 294000, while the sum is 43.

The spelling of 11546577025 in words is "eleven billion, five hundred forty-six million, five hundred seventy-seven thousand, twenty-five".