39425787668 has 24 divisors (see below), whose sum is σ = 70435221024. Its totient is φ = 19304287200.

The previous prime is 39425787619. The next prime is 39425787701. The reversal of 39425787668 is 86678752493.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 300518 + ... + 411293.

It is an arithmetic number, because the mean of its divisors is an integer number (2934800876).

Almost surely, 2^39425787668 is an apocalyptic number.

It is an amenable number.

39425787668 is a deficient number, since it is larger than the sum of its proper divisors (31009433356).

39425787668 is a wasteful number, since it uses less digits than its factorization.

39425787668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712103 (or 712101 counting only the distinct ones).

The product of its digits is 121927680, while the sum is 65.

The spelling of 39425787668 in words is "thirty-nine billion, four hundred twenty-five million, seven hundred eighty-seven thousand, six hundred sixty-eight".