3900720003384 has 16 divisors (see below), whose sum is σ = 9751800008520. Its totient is φ = 1300240001120.

The previous prime is 3900720003377. The next prime is 3900720003407. The reversal of 3900720003384 is 4833000270093.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81265000047 + ... + 81265000094.

Almost surely, 2^{3900720003384} is an apocalyptic number.

It is an amenable number.

3900720003384 is an abundant number, since it is smaller than the sum of its proper divisors (5851080005136).

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

3900720003384 is a wasteful number, since it uses less digits than its factorization.

3900720003384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162530000150 (or 162530000146 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 39.

The spelling of 3900720003384 in words is "three trillion, nine hundred billion, seven hundred twenty million, three thousand, three hundred eighty-four".