5642669136 has 40 divisors (see below), whose sum is σ = 15698196640. Its totient is φ = 1736205696.

The previous prime is 5642669129. The next prime is 5642669141. The reversal of 5642669136 is 6319662465.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4520746 + ... + 4521993.

It is an arithmetic number, because the mean of its divisors is an integer number (392454916).

Almost surely, 2^5642669136 is an apocalyptic number.

It is an amenable number.

5642669136 is an abundant number, since it is smaller than the sum of its proper divisors (10055527504).

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

5642669136 is a wasteful number, since it uses less digits than its factorization.

5642669136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9042763 (or 9042757 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 48.

The square root of 5642669136 is about 75117.7018817802. The cubic root of 5642669136 is about 1780.3068460617.

The spelling of 5642669136 in words is "five billion, six hundred forty-two million, six hundred sixty-nine thousand, one hundred thirty-six".