3651064235779 has 16 divisors (see below), whose sum is σ = 3784647240000. Its totient is φ = 3517997679616.

The previous prime is 3651064235761. The next prime is 3651064235809. The reversal of 3651064235779 is 9775324601563.

It is a cyclic number.

It is not a de Polignac number, because 3651064235779 - 2⁵ = 3651064235747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3651064235729) 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, 51538407 + ... + 51609199.

It is an arithmetic number, because the mean of its divisors is an integer number (236540452500).

Almost surely, 2^{3651064235779} is an apocalyptic number.

3651064235779 is a deficient number, since it is larger than the sum of its proper divisors (133583004221).

3651064235779 is a wasteful number, since it uses less digits than its factorization.

3651064235779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74414.

The product of its (nonzero) digits is 28576800, while the sum is 58.

It can be divided in two parts, 36510 and 64235779, that added together give a square (64272289 = 8017²).

The spelling of 3651064235779 in words is "three trillion, six hundred fifty-one billion, sixty-four million, two hundred thirty-five thousand, seven hundred seventy-nine".