39782728746 has 16 divisors (see below), whose sum is σ = 88406064000. Its totient is φ = 13260909564.

The previous prime is 39782728729. The next prime is 39782728787. The reversal of 39782728746 is 64782728793.

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, 368358546 + ... + 368358653.

It is an arithmetic number, because the mean of its divisors is an integer number (5525379000).

Almost surely, 2^39782728746 is an apocalyptic number.

39782728746 is an abundant number, since it is smaller than the sum of its proper divisors (48623335254).

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

39782728746 is a wasteful number, since it uses less digits than its factorization.

39782728746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736717210 (or 736717204 counting only the distinct ones).

The product of its digits is 56899584, while the sum is 63.

The spelling of 39782728746 in words is "thirty-nine billion, seven hundred eighty-two million, seven hundred twenty-eight thousand, seven hundred forty-six".