25375813475 has 12 divisors (see below), whose sum is σ = 32135499744. Its totient is φ = 19868721120.

The previous prime is 25375813457. The next prime is 25375813481. The reversal of 25375813475 is 57431857352.

It is not a de Polignac number, because 25375813475 - 2⁸ = 25375813219 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 (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10797044 + ... + 10799393.

It is an arithmetic number, because the mean of its divisors is an integer number (2677958312).

Almost surely, 2^25375813475 is an apocalyptic number.

25375813475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

25375813475 is a deficient number, since it is larger than the sum of its proper divisors (6759686269).

25375813475 is a wasteful number, since it uses less digits than its factorization.

25375813475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21596494 (or 21596489 counting only the distinct ones).

The product of its digits is 3528000, while the sum is 50.

The spelling of 25375813475 in words is "twenty-five billion, three hundred seventy-five million, eight hundred thirteen thousand, four hundred seventy-five".