1613040568 has 32 divisors (see below), whose sum is σ = 3235842000. Its totient is φ = 751541760.

The previous prime is 1613040547. The next prime is 1613040613. The reversal of 1613040568 is 8650403161.

It is a happy number.

It is a congruent number.

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, 77713 + ... + 96256.

Almost surely, 2^1613040568 is an apocalyptic number.

It is an amenable number.

1613040568 is an abundant number, since it is smaller than the sum of its proper divisors (1622801432).

1613040568 is a wasteful number, since it uses less digits than its factorization.

1613040568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174055 (or 174051 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 1613040568 is about 40162.6763052464. The cubic root of 1613040568 is about 1172.7760723981.

The spelling of 1613040568 in words is "one billion, six hundred thirteen million, forty thousand, five hundred sixty-eight".