5642126965 has 16 divisors (see below), whose sum is σ = 7005873600. Its totient is φ = 4359180672.

The previous prime is 5642126947. The next prime is 5642126977. The reversal of 5642126965 is 5696212465.

It is a cyclic number.

It is not a de Polignac number, because 5642126965 - 2⁷ = 5642126837 is a prime.

It is a super-2 number, since 2×5642126965² = 63667193378360222450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128295 + ... + 166564.

It is an arithmetic number, because the mean of its divisors is an integer number (437867100).

Almost surely, 2^5642126965 is an apocalyptic number.

It is an amenable number.

5642126965 is a deficient number, since it is larger than the sum of its proper divisors (1363746635).

5642126965 is a wasteful number, since it uses less digits than its factorization.

5642126965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294996.

The product of its digits is 777600, while the sum is 46.

The square root of 5642126965 is about 75114.0929852714. The cubic root of 5642126965 is about 1780.2498244858.

The spelling of 5642126965 in words is "five billion, six hundred forty-two million, one hundred twenty-six thousand, nine hundred sixty-five".