3975472987002 has 24 divisors (see below), whose sum is σ = 9396572515200. Its totient is φ = 1204688783880.

The previous prime is 3975472986911. The next prime is 3975472987067. The reversal of 3975472987002 is 2007892745793.

3975472987002 is a `hidden beast` number, since 3 + 9 + 7 + 5 + 472 + 98 + 70 + 0 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10039073002 + ... + 10039073397.

It is an arithmetic number, because the mean of its divisors is an integer number (391523854800).

Almost surely, 2^{3975472987002} is an apocalyptic number.

3975472987002 is an abundant number, since it is smaller than the sum of its proper divisors (5421099528198).

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

3975472987002 is a wasteful number, since it uses less digits than its factorization.

3975472987002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20078146418 (or 20078146415 counting only the distinct ones).

The product of its (nonzero) digits is 53343360, while the sum is 63.

The spelling of 3975472987002 in words is "three trillion, nine hundred seventy-five billion, four hundred seventy-two million, nine hundred eighty-seven thousand, two".