5642566012 has 24 divisors (see below), whose sum is σ = 10089160704. Its totient is φ = 2760003312.

The previous prime is 5642565961. The next prime is 5642566019. The reversal of 5642566012 is 2106652465.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5642566019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 514773 + ... + 525619.

It is an arithmetic number, because the mean of its divisors is an integer number (420381696).

Almost surely, 2^5642566012 is an apocalyptic number.

It is an amenable number.

5642566012 is a deficient number, since it is larger than the sum of its proper divisors (4446594692).

5642566012 is a wasteful number, since it uses less digits than its factorization.

5642566012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13665 (or 13663 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 5642566012 is about 75117.0154625435. The cubic root of 5642566012 is about 1780.2960005158.

The spelling of 5642566012 in words is "five billion, six hundred forty-two million, five hundred sixty-six thousand, twelve".