39785754912 has 48 divisors (see below), whose sum is σ = 104661359712. Its totient is φ = 13233505280.

The previous prime is 39785754889. The next prime is 39785754923. The reversal of 39785754912 is 21945758793.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 398889 + ... + 488552.

It is an arithmetic number, because the mean of its divisors is an integer number (2180444994).

Almost surely, 2^39785754912 is an apocalyptic number.

39785754912 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

39785754912 is an abundant number, since it is smaller than the sum of its proper divisors (64875604800).

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

39785754912 is a wasteful number, since it uses less digits than its factorization.

39785754912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 887921 (or 887913 counting only the distinct ones).

The product of its digits is 19051200, while the sum is 60.

The spelling of 39785754912 in words is "thirty-nine billion, seven hundred eighty-five million, seven hundred fifty-four thousand, nine hundred twelve".