3515256423 has 24 divisors (see below), whose sum is σ = 5921396000. Its totient is φ = 2008716192.

The previous prime is 3515256389. The next prime is 3515256449. The reversal of 3515256423 is 3246525153.

3515256423 is a `hidden beast` number, since 3 + 5 + 1 + 5 + 2 + 5 + 642 + 3 = 666.

3515256423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3515256423 - 2¹² = 3515252327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3515256473) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 566278 + ... + 572451.

Almost surely, 2^3515256423 is an apocalyptic number.

3515256423 is a deficient number, since it is larger than the sum of its proper divisors (2406139577).

3515256423 is a wasteful number, since it uses less digits than its factorization.

3515256423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1138756 (or 1138739 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The square root of 3515256423 is about 59289.5979325210. The cubic root of 3515256423 is about 1520.4973590270.

The spelling of 3515256423 in words is "three billion, five hundred fifteen million, two hundred fifty-six thousand, four hundred twenty-three".