25094268425 has 6 divisors (see below), whose sum is σ = 31116892878. Its totient is φ = 20075414720.

The previous prime is 25094268413. The next prime is 25094268457. The reversal of 25094268425 is 52486249052.

It can be written as a sum of positive squares in 3 ways, for example, as 305655289 + 24788613136 = 17483^2 + 157444^2 .

It is not a de Polignac number, because 25094268425 - 2²⁴ = 25077491209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 25094268425.

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, 501885344 + ... + 501885393.

It is an arithmetic number, because the mean of its divisors is an integer number (5186148813).

Almost surely, 2^25094268425 is an apocalyptic number.

25094268425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25094268425 is a deficient number, since it is larger than the sum of its proper divisors (6022624453).

25094268425 is a wasteful number, since it uses less digits than its factorization.

25094268425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003770747 (or 1003770742 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 47.

The spelling of 25094268425 in words is "twenty-five billion, ninety-four million, two hundred sixty-eight thousand, four hundred twenty-five".