3920280285368 has 32 divisors (see below), whose sum is σ = 7361124946560. Its totient is φ = 1957315616640.

The previous prime is 3920280285353. The next prime is 3920280285371. The reversal of 3920280285368 is 8635820820293.

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, 15872921 + ... + 16118007.

It is an arithmetic number, because the mean of its divisors is an integer number (230035154580).

Almost surely, 2^{3920280285368} is an apocalyptic number.

It is an amenable number.

3920280285368 is a deficient number, since it is larger than the sum of its proper divisors (3440844661192).

3920280285368 is a wasteful number, since it uses less digits than its factorization.

3920280285368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247967 (or 247963 counting only the distinct ones).

The product of its (nonzero) digits is 9953280, while the sum is 56.

The spelling of 3920280285368 in words is "three trillion, nine hundred twenty billion, two hundred eighty million, two hundred eighty-five thousand, three hundred sixty-eight".