4002664462620 has 24 divisors (see below), whose sum is σ = 11207460495504. Its totient is φ = 1067377190016.

The previous prime is 4002664462591. The next prime is 4002664462661. The reversal of 4002664462620 is 262644662004.

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, 33355537129 + ... + 33355537248.

It is an arithmetic number, because the mean of its divisors is an integer number (466977520646).

Almost surely, 2^{4002664462620} is an apocalyptic number.

It is an amenable number.

4002664462620 is an abundant number, since it is smaller than the sum of its proper divisors (7204796032884).

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

4002664462620 is a wasteful number, since it uses less digits than its factorization.

4002664462620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66711074389 (or 66711074387 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 42.

The spelling of 4002664462620 in words is "four trillion, two billion, six hundred sixty-four million, four hundred sixty-two thousand, six hundred twenty".