3650743908864 has 960 divisors, whose sum is σ = 12457362677760. Its totient is φ = 1019176058880.

The previous prime is 3650743908857. The next prime is 3650743908887. The reversal of 3650743908864 is 4688093470563.

3650743908864 is a `hidden beast` number, since 3 + 6 + 507 + 43 + 9 + 0 + 8 + 86 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3775329309 + ... + 3775330275.

It is an arithmetic number, because the mean of its divisors is an integer number (12976419456).

Almost surely, 2^{3650743908864} 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 3650743908864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6228681338880).

3650743908864 is an abundant number, since it is smaller than the sum of its proper divisors (8806618768896).

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

3650743908864 is a wasteful number, since it uses less digits than its factorization.

3650743908864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1161 (or 1142 counting only the distinct ones).

The product of its (nonzero) digits is 104509440, while the sum is 63.

The spelling of 3650743908864 in words is "three trillion, six hundred fifty billion, seven hundred forty-three million, nine hundred eight thousand, eight hundred sixty-four".