25685422458652 has 96 divisors (see below), whose sum is σ = 49625581824000. Its totient is φ = 11535285696000.

The previous prime is 25685422458539. The next prime is 25685422458671.

25685422458652 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4843561833 + ... + 4843567135.

It is an arithmetic number, because the mean of its divisors is an integer number (516933144000).

Almost surely, 2^{25685422458652} is an apocalyptic number.

25685422458652 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

25685422458652 is a deficient number, since it is larger than the sum of its proper divisors (23940159365348).

25685422458652 is a wasteful number, since it uses less digits than its factorization.

25685422458652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7507 (or 7505 counting only the distinct ones).

The product of its digits is 368640000, while the sum is 64.

The spelling of 25685422458652 in words is "twenty-five trillion, six hundred eighty-five billion, four hundred twenty-two million, four hundred fifty-eight thousand, six hundred fifty-two".