39340708428 has 96 divisors (see below), whose sum is σ = 107415576576. Its totient is φ = 10971922752.

The previous prime is 39340708411. The next prime is 39340708439. The reversal of 39340708428 is 82480704393.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9183175 + ... + 9187457.

It is an arithmetic number, because the mean of its divisors is an integer number (1118912256).

Almost surely, 2^39340708428 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39340708428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53707788288).

39340708428 is an abundant number, since it is smaller than the sum of its proper divisors (68074868148).

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

39340708428 is a wasteful number, since it uses less digits than its factorization.

39340708428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6883 (or 6881 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 48.

The spelling of 39340708428 in words is "thirty-nine billion, three hundred forty million, seven hundred eight thousand, four hundred twenty-eight".