3992210121904 has 10 divisors (see below), whose sum is σ = 7734907111220. Its totient is φ = 1996105060944.

The previous prime is 3992210121881. The next prime is 3992210121923. The reversal of 3992210121904 is 4091210122993.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124756566294 + ... + 124756566325.

It is an arithmetic number, because the mean of its divisors is an integer number (773490711122).

Almost surely, 2^{3992210121904} is an apocalyptic number.

It is an amenable number.

3992210121904 is a deficient number, since it is larger than the sum of its proper divisors (3742696989316).

3992210121904 is a wasteful number, since it uses less digits than its factorization.

3992210121904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249513132627 (or 249513132621 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 43.

It can be divided in two parts, 3992210 and 121904, that added together give a palindrome (4114114).

The spelling of 3992210121904 in words is "three trillion, nine hundred ninety-two billion, two hundred ten million, one hundred twenty-one thousand, nine hundred four".