25423655036 has 48 divisors (see below), whose sum is σ = 48175004640. Its totient is φ = 11670220800.

The previous prime is 25423655021. The next prime is 25423655053. The reversal of 25423655036 is 63055632452.

It is a super-2 number, since 2×25423655036² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25423654984 and 25423655002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7901300 + ... + 7904516.

It is an arithmetic number, because the mean of its divisors is an integer number (1003645930).

Almost surely, 2^25423655036 is an apocalyptic number.

25423655036 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

25423655036 is a deficient number, since it is larger than the sum of its proper divisors (22751349604).

25423655036 is a wasteful number, since it uses less digits than its factorization.

25423655036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4014 (or 4012 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 41.

The spelling of 25423655036 in words is "twenty-five billion, four hundred twenty-three million, six hundred fifty-five thousand, thirty-six".