39143425772 has 12 divisors (see below), whose sum is σ = 74728358376. Its totient is φ = 17792466240.

The previous prime is 39143425753. The next prime is 39143425793. The reversal of 39143425772 is 27752434193.

It is a happy number.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 444811613 + ... + 444811700.

It is an arithmetic number, because the mean of its divisors is an integer number (6227363198).

Almost surely, 2^39143425772 is an apocalyptic number.

It is an amenable number.

39143425772 is a deficient number, since it is larger than the sum of its proper divisors (35584932604).

39143425772 is a wasteful number, since it uses less digits than its factorization.

39143425772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 889623328 (or 889623326 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 47.

The spelling of 39143425772 in words is "thirty-nine billion, one hundred forty-three million, four hundred twenty-five thousand, seven hundred seventy-two".