11601538257025 has 6 divisors (see below), whose sum is σ = 14385907438742. Its totient is φ = 9281230605600.

The previous prime is 11601538256989. The next prime is 11601538257037. The reversal of 11601538257025 is 52075283510611.

It can be written as a sum of positive squares in 3 ways, for example, as 3038655376 + 11598499601649 = 55124^2 + 3405657^2 .

It is not a de Polignac number, because 11601538257025 - 2⁷ = 11601538256897 is a prime.

It is a super-3 number, since 3×11601538257025³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 232030765116 + ... + 232030765165.

Almost surely, 2^{11601538257025} is an apocalyptic number.

It is an amenable number.

11601538257025 is a deficient number, since it is larger than the sum of its proper divisors (2784369181717).

11601538257025 is an equidigital number, since it uses as much as digits as its factorization.

11601538257025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464061530291 (or 464061530286 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 46.

The spelling of 11601538257025 in words is "eleven trillion, six hundred one billion, five hundred thirty-eight million, two hundred fifty-seven thousand, twenty-five".