3972213241204 has 24 divisors (see below), whose sum is σ = 7612977143520. Its totient is φ = 1802255810784.

The previous prime is 3972213241193. The next prime is 3972213241237. The reversal of 3972213241204 is 4021423122793.

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, 647358934 + ... + 647365069.

It is an arithmetic number, because the mean of its divisors is an integer number (317207380980).

Almost surely, 2^{3972213241204} is an apocalyptic number.

It is an amenable number.

3972213241204 is a deficient number, since it is larger than the sum of its proper divisors (3640763902316).

3972213241204 is a wasteful number, since it uses less digits than its factorization.

3972213241204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1294724079 (or 1294724077 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 40.

Adding to 3972213241204 its reverse (4021423122793), we get a palindrome (7993636363997).

The spelling of 3972213241204 in words is "three trillion, nine hundred seventy-two billion, two hundred thirteen million, two hundred forty-one thousand, two hundred four".