2523157648 has 20 divisors (see below), whose sum is σ = 5333038128. Its totient is φ = 1146889760.

The previous prime is 2523157577. The next prime is 2523157709. The reversal of 2523157648 is 8467513252.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7167886 + ... + 7168237.

Almost surely, 2^2523157648 is an apocalyptic number.

It is an amenable number.

2523157648 is an abundant number, since it is smaller than the sum of its proper divisors (2809880480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2523157648 is a wasteful number, since it uses less digits than its factorization.

2523157648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14336142 (or 14336136 counting only the distinct ones).

The product of its digits is 403200, while the sum is 43.

The square root of 2523157648 is about 50231.0426728333. The cubic root of 2523157648 is about 1361.3865702890.

The spelling of 2523157648 in words is "two billion, five hundred twenty-three million, one hundred fifty-seven thousand, six hundred forty-eight".