68002584537 has 4 divisors (see below), whose sum is σ = 90670112720. Its totient is φ = 45335056356.

The previous prime is 68002584523. The next prime is 68002584541. The reversal of 68002584537 is 73548520086.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 68002584537 - 2³⁵ = 33642846169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68002584437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11333764087 + ... + 11333764092.

It is an arithmetic number, because the mean of its divisors is an integer number (22667528180).

Almost surely, 2^68002584537 is an apocalyptic number.

It is an amenable number.

68002584537 is a deficient number, since it is larger than the sum of its proper divisors (22667528183).

68002584537 is a wasteful number, since it uses less digits than its factorization.

68002584537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22667528182.

The product of its (nonzero) digits is 1612800, while the sum is 48.

The spelling of 68002584537 in words is "sixty-eight billion, two million, five hundred eighty-four thousand, five hundred thirty-seven".