980065636 has 27 divisors (see below), whose sum is σ = 1886534643. Its totient is φ = 445171320.

The previous prime is 980065621. The next prime is 980065637. The reversal of 980065636 is 636560089.

The square root of 980065636 is 31306.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 980065592 and 980065601.

It is not an unprimeable number, because it can be changed into a prime (980065637) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 688021 + ... + 689443.

Almost surely, 2^980065636 is an apocalyptic number.

980065636 is the 31306-th square number.

It is an amenable number.

980065636 is a deficient number, since it is larger than the sum of its proper divisors (906469007).

980065636 is a wasteful number, since it uses less digits than its factorization.

980065636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2872 (or 1436 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 43.

The cubic root of 980065636 is about 993.3105632164.

The spelling of 980065636 in words is "nine hundred eighty million, sixty-five thousand, six hundred thirty-six".