1613979696 has 40 divisors (see below), whose sum is σ = 4765083904. Its totient is φ = 461136960.

The previous prime is 1613979641. The next prime is 1613979707. The reversal of 1613979696 is 6969793161.

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, 2401420 + ... + 2402091.

Almost surely, 2^1613979696 is an apocalyptic number.

1613979696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1613979696 is an abundant number, since it is smaller than the sum of its proper divisors (3151104208).

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

1613979696 is a wasteful number, since it uses less digits than its factorization.

1613979696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4803529 (or 4803523 counting only the distinct ones).

The product of its digits is 3306744, while the sum is 57.

The square root of 1613979696 is about 40174.3661555475. The cubic root of 1613979696 is about 1173.0036288097.

The spelling of 1613979696 in words is "one billion, six hundred thirteen million, nine hundred seventy-nine thousand, six hundred ninety-six".