3650780564 has 24 divisors (see below), whose sum is σ = 6470210880. Its totient is φ = 1802178944.

The previous prime is 3650780563. The next prime is 3650780587. The reversal of 3650780564 is 4650870563.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3650780563) 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, 674252 + ... + 679644.

It is an arithmetic number, because the mean of its divisors is an integer number (269592120).

Almost surely, 2^3650780564 is an apocalyptic number.

It is an amenable number.

3650780564 is a deficient number, since it is larger than the sum of its proper divisors (2819430316).

3650780564 is a wasteful number, since it uses less digits than its factorization.

3650780564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7519 (or 7517 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 44.

The square root of 3650780564 is about 60421.6895162656. The cubic root of 3650780564 is about 1539.7914717368.

The spelling of 3650780564 in words is "three billion, six hundred fifty million, seven hundred eighty thousand, five hundred sixty-four".