25372326039025 has 81 divisors (see below), whose sum is σ = 37139337055947. Its totient is φ = 17144659509600.

The previous prime is 25372326038999. The next prime is 25372326039041. The reversal of 25372326039025 is 52093062327352.

The square root of 25372326039025 is 5037095.

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., 9134037374049 + 16238288664976 = 3022257^2 + 4029676^2 .

It is not a de Polignac number, because 25372326039025 - 2¹³ = 25372326030833 is a prime.

It is a super-3 number, since 3×25372326039025³ (a number of 41 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a self number, because there is not a number n which added to its sum of digits gives 25372326039025.

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 12517180062 + ... + 12517182088.

Almost surely, 2^{25372326039025} is an apocalyptic number.

25372326039025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

25372326039025 is the 5037095-th square number.

25372326039025 is the 2518548-th centered octagonal number.

It is an amenable number.

25372326039025 is a deficient number, since it is larger than the sum of its proper divisors (11767011016922).

25372326039025 is an frugal number, since it uses more digits than its factorization.

25372326039025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4220 (or 2110 counting only the distinct ones).

The product of its (nonzero) digits is 4082400, while the sum is 49.

25372326039025 divided by its sum of digits (49) gives a square (517802572225 = 719585²).

The spelling of 25372326039025 in words is "twenty-five trillion, three hundred seventy-two billion, three hundred twenty-six million, thirty-nine thousand, twenty-five".