3756650680 has 64 divisors (see below), whose sum is σ = 8739475200. Its totient is φ = 1451796480.

The previous prime is 3756650669. The next prime is 3756650687. The reversal of 3756650680 is 860566573.

It is a happy number.

It is a super-2 number, since 2×3756650680² = 28224848663088924800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3756650680.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3756650687) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 877024 + ... + 881296.

It is an arithmetic number, because the mean of its divisors is an integer number (136554300).

Almost surely, 2^3756650680 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3756650680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4369737600).

3756650680 is an abundant number, since it is smaller than the sum of its proper divisors (4982824520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3756650680 is a wasteful number, since it uses less digits than its factorization.

3756650680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5024 (or 5020 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 46.

The square root of 3756650680 is about 61291.5220891111. The cubic root of 3756650680 is about 1554.5341642846.

The spelling of 3756650680 in words is "three billion, seven hundred fifty-six million, six hundred fifty thousand, six hundred eighty".