4756421621364 has 48 divisors (see below), whose sum is σ = 12686892320256. Its totient is φ = 1358645320800.

The previous prime is 4756421621323. The next prime is 4756421621411. The reversal of 4756421621364 is 4631261246574.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6576922 + ... + 7264209.

It is an arithmetic number, because the mean of its divisors is an integer number (264310256672).

Almost surely, 2^{4756421621364} is an apocalyptic number.

It is an amenable number.

4756421621364 is an abundant number, since it is smaller than the sum of its proper divisors (7930470698892).

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

4756421621364 is a wasteful number, since it uses less digits than its factorization.

4756421621364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13845236 (or 13845234 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 51.

The spelling of 4756421621364 in words is "four trillion, seven hundred fifty-six billion, four hundred twenty-one million, six hundred twenty-one thousand, three hundred sixty-four".