3613402540 has 24 divisors (see below), whose sum is σ = 8277977232. Its totient is φ = 1313964480.

The previous prime is 3613402493. The next prime is 3613402553. The reversal of 3613402540 is 452043163.

It is a junction number, because it is equal to n+sod(n) for n = 3613402499 and 3613402508.

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, 8212059 + ... + 8212498.

It is an arithmetic number, because the mean of its divisors is an integer number (344915718).

Almost surely, 2^3613402540 is an apocalyptic number.

It is an amenable number.

3613402540 is an abundant number, since it is smaller than the sum of its proper divisors (4664574692).

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

3613402540 is a wasteful number, since it uses less digits than its factorization.

3613402540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16424577 (or 16424575 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 3613402540 is about 60111.5840749518. The cubic root of 3613402540 is about 1534.5184525059.

The spelling of 3613402540 in words is "three billion, six hundred thirteen million, four hundred two thousand, five hundred forty".