3679649956081 has 32 divisors (see below), whose sum is σ = 4190146899840. Its totient is φ = 3201815232000.

The previous prime is 3679649956043. The next prime is 3679649956091. The reversal of 3679649956081 is 1806599469763.

3679649956081 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-3679649956081 is a prime.

It is a super-2 number, since 2×3679649956081² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3679649955995 and 3679649956013.

It is not an unprimeable number, because it can be changed into a prime (3679649956091) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6878106 + ... + 7393756.

It is an arithmetic number, because the mean of its divisors is an integer number (130942090620).

Almost surely, 2^{3679649956081} is an apocalyptic number.

It is an amenable number.

3679649956081 is a deficient number, since it is larger than the sum of its proper divisors (510496943759).

3679649956081 is a wasteful number, since it uses less digits than its factorization.

3679649956081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515985.

The product of its (nonzero) digits is 529079040, while the sum is 73.

The spelling of 3679649956081 in words is "three trillion, six hundred seventy-nine billion, six hundred forty-nine million, nine hundred fifty-six thousand, eighty-one".