3653433980364 has 384 divisors, whose sum is σ = 10576582410240. Its totient is φ = 958681785600.

The previous prime is 3653433980359. The next prime is 3653433980381. The reversal of 3653433980364 is 4630893343563.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 7440802159 + ... + 7440802649.

It is an arithmetic number, because the mean of its divisors is an integer number (27543183360).

Almost surely, 2^{3653433980364} 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 3653433980364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5288291205120).

3653433980364 is an abundant number, since it is smaller than the sum of its proper divisors (6923148429876).

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

3653433980364 is a wasteful number, since it uses less digits than its factorization.

3653433980364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1281 (or 1279 counting only the distinct ones).

The product of its (nonzero) digits is 50388480, while the sum is 57.

The spelling of 3653433980364 in words is "three trillion, six hundred fifty-three billion, four hundred thirty-three million, nine hundred eighty thousand, three hundred sixty-four".