11458868159025 has 243 divisors, whose sum is σ = 24186298649409. Its totient is φ = 5170908637440.

The previous prime is 11458868158967. The next prime is 11458868159051. The reversal of 11458868159025 is 52095186885411.

The square root of 11458868159025 is 3385095.

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

11458868159025 is a `hidden beast` number, since 1 + 1 + 458 + 8 + 6 + 8 + 159 + 0 + 25 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 6437378765601 + 5021489393424 = 2537199^2 + 2240868^2 .

It is not a de Polignac number, because 11458868159025 - 2²⁷ = 11458733941297 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 242 ways as a sum of consecutive naturals, for example, 36609802269 + ... + 36609802581.

Almost surely, 2^{11458868159025} is an apocalyptic number.

11458868159025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11458868159025 is the 3385095-th square number.

11458868159025 is the 1692548-th centered octagonal number.

It is an amenable number.

11458868159025 is an abundant number, since it is smaller than the sum of its proper divisors (12727430490384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11458868159025 is an equidigital number, since it uses as much as digits as its factorization.

11458868159025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862 (or 431 counting only the distinct ones).

The product of its (nonzero) digits is 27648000, while the sum is 63.

The spelling of 11458868159025 in words is "eleven trillion, four hundred fifty-eight billion, eight hundred sixty-eight million, one hundred fifty-nine thousand, twenty-five".