39984195476 has 6 divisors (see below), whose sum is σ = 69972342090. Its totient is φ = 19992097736.

The previous prime is 39984195443. The next prime is 39984195481. The reversal of 39984195476 is 67459148993.

It can be written as a sum of positive squares in only one way, i.e., 23746810000 + 16237385476 = 154100^2 + 127426^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4998024431 + ... + 4998024438.

It is an arithmetic number, because the mean of its divisors is an integer number (11662057015).

Almost surely, 2^39984195476 is an apocalyptic number.

It is an amenable number.

39984195476 is a deficient number, since it is larger than the sum of its proper divisors (29988146614).

39984195476 is a wasteful number, since it uses less digits than its factorization.

39984195476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9996048873 (or 9996048871 counting only the distinct ones).

The product of its digits is 58786560, while the sum is 65.

The spelling of 39984195476 in words is "thirty-nine billion, nine hundred eighty-four million, one hundred ninety-five thousand, four hundred seventy-six".