25101375132887 has 4 divisors (see below), whose sum is σ = 25164602778456. Its totient is φ = 25038147487320.

The previous prime is 25101375132877. The next prime is 25101375132893. The reversal of 25101375132887 is 78823157310152.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 25101375132887 - 2⁴ = 25101375132871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25101375132877) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31613822189 + ... + 31613822982.

It is an arithmetic number, because the mean of its divisors is an integer number (6291150694614).

Almost surely, 2^{25101375132887} is an apocalyptic number.

25101375132887 is a deficient number, since it is larger than the sum of its proper divisors (63227645569).

25101375132887 is an equidigital number, since it uses as much as digits as its factorization.

25101375132887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63227645568.

The product of its (nonzero) digits is 2822400, while the sum is 53.

The spelling of 25101375132887 in words is "twenty-five trillion, one hundred one billion, three hundred seventy-five million, one hundred thirty-two thousand, eight hundred eighty-seven".