4021930234972 has 12 divisors (see below), whose sum is σ = 7579791596776. Its totient is φ = 1856275493040.

The previous prime is 4021930234967. The next prime is 4021930234999. The reversal of 4021930234972 is 2794320391204.

4021930234972 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

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, 38672406054 + ... + 38672406157.

Almost surely, 2^{4021930234972} is an apocalyptic number.

It is an amenable number.

4021930234972 is a deficient number, since it is larger than the sum of its proper divisors (3557861361804).

4021930234972 is a wasteful number, since it uses less digits than its factorization.

4021930234972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77344812228 (or 77344812226 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 46.

The spelling of 4021930234972 in words is "four trillion, twenty-one billion, nine hundred thirty million, two hundred thirty-four thousand, nine hundred seventy-two".