3988407140973 has 32 divisors (see below), whose sum is σ = 5982838001280. Its totient is φ = 2658431737872.

The previous prime is 3988407140953. The next prime is 3988407140999. The reversal of 3988407140973 is 3790417048893.

3988407140973 is a `hidden beast` number, since 3 + 9 + 88 + 407 + 140 + 9 + 7 + 3 = 666.

It is not a de Polignac number, because 3988407140973 - 2¹⁰ = 3988407139949 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3988407140973.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3988407140923) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11492290 + ... + 11834252.

It is an arithmetic number, because the mean of its divisors is an integer number (186963687540).

Almost surely, 2^{3988407140973} is an apocalyptic number.

It is an amenable number.

3988407140973 is a deficient number, since it is larger than the sum of its proper divisors (1994430860307).

3988407140973 is an frugal number, since it uses more digits than its factorization.

3988407140973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347317 (or 347299 counting only the distinct ones).

The product of its (nonzero) digits is 36578304, while the sum is 63.

The spelling of 3988407140973 in words is "three trillion, nine hundred eighty-eight billion, four hundred seven million, one hundred forty thousand, nine hundred seventy-three".