3668642257364 has 24 divisors (see below), whose sum is σ = 7353998171520. Its totient is φ = 1568693755296.

The previous prime is 3668642257351. The next prime is 3668642257387. The reversal of 3668642257364 is 4637522468663.

3668642257364 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3668642257364² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3668642257297 and 3668642257306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149216567 + ... + 149241150.

It is an arithmetic number, because the mean of its divisors is an integer number (306416590480).

Almost surely, 2^{3668642257364} is an apocalyptic number.

It is an amenable number.

3668642257364 is an abundant number, since it is smaller than the sum of its proper divisors (3685355914156).

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

3668642257364 is a wasteful number, since it uses less digits than its factorization.

3668642257364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298458167 (or 298458165 counting only the distinct ones).

The product of its digits is 209018880, while the sum is 62.

The spelling of 3668642257364 in words is "three trillion, six hundred sixty-eight billion, six hundred forty-two million, two hundred fifty-seven thousand, three hundred sixty-four".