2076643672 has 16 divisors (see below), whose sum is σ = 3894798600. Its totient is φ = 1038030720.

The previous prime is 2076643669. The next prime is 2076643697. The reversal of 2076643672 is 2763466702.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4422 + ... + 64597.

Almost surely, 2^2076643672 is an apocalyptic number.

It is an amenable number.

2076643672 is a deficient number, since it is larger than the sum of its proper divisors (1818154928).

2076643672 is a wasteful number, since it uses less digits than its factorization.

2076643672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72786 (or 72782 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 43.

The square root of 2076643672 is about 45570.2059683737. The cubic root of 2076643672 is about 1275.8138946942.

The spelling of 2076643672 in words is "two billion, seventy-six million, six hundred forty-three thousand, six hundred seventy-two".