613964590833 has 16 divisors (see below), whose sum is σ = 893100589056. Its totient is φ = 372074258640.

The previous prime is 613964590829. The next prime is 613964590853. The reversal of 613964590833 is 338095469316.

It is a happy number.

It is not a de Polignac number, because 613964590833 - 2² = 613964590829 is a prime.

It is not an unprimeable number, because it can be changed into a prime (613964590853) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142641 + ... + 1117262.

It is an arithmetic number, because the mean of its divisors is an integer number (55818786816).

Almost surely, 2^613964590833 is an apocalyptic number.

It is an amenable number.

613964590833 is a deficient number, since it is larger than the sum of its proper divisors (279135998223).

613964590833 is a wasteful number, since it uses less digits than its factorization.

613964590833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1274684.

The product of its (nonzero) digits is 12597120, while the sum is 57.

The spelling of 613964590833 in words is "six hundred thirteen billion, nine hundred sixty-four million, five hundred ninety thousand, eight hundred thirty-three".