3656006021424 has 40 divisors (see below), whose sum is σ = 9699943908400. Its totient is φ = 1185731682048.

The previous prime is 3656006021419. The next prime is 3656006021471. The reversal of 3656006021424 is 4241206006563.

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, 1029279199 + ... + 1029282750.

It is an arithmetic number, because the mean of its divisors is an integer number (242498597710).

Almost surely, 2^{3656006021424} is an apocalyptic number.

It is an amenable number.

3656006021424 is an abundant number, since it is smaller than the sum of its proper divisors (6043937886976).

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

3656006021424 is a wasteful number, since it uses less digits than its factorization.

3656006021424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2058561997 (or 2058561991 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 39.

The spelling of 3656006021424 in words is "three trillion, six hundred fifty-six billion, six million, twenty-one thousand, four hundred twenty-four".