25427152582 has 16 divisors (see below), whose sum is σ = 41077527120. Its totient is φ = 11734781472.

The previous prime is 25427152529. The next prime is 25427152601. The reversal of 25427152582 is 28525172452.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 494544 + ... + 543532.

It is an arithmetic number, because the mean of its divisors is an integer number (2567345445).

Almost surely, 2^25427152582 is an apocalyptic number.

25427152582 is a deficient number, since it is larger than the sum of its proper divisors (15650374538).

25427152582 is a wasteful number, since it uses less digits than its factorization.

25427152582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68967.

The product of its digits is 448000, while the sum is 43.

The spelling of 25427152582 in words is "twenty-five billion, four hundred twenty-seven million, one hundred fifty-two thousand, five hundred eighty-two".