39920803340 has 48 divisors (see below), whose sum is σ = 92309704704. Its totient is φ = 14380977600.

The previous prime is 39920803327. The next prime is 39920803343. The reversal of 39920803340 is 4330802993.

39920803340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (39920803343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 824396 + ... + 871475.

It is an arithmetic number, because the mean of its divisors is an integer number (1923118848).

Almost surely, 2^39920803340 is an apocalyptic number.

It is an amenable number.

39920803340 is an abundant number, since it is smaller than the sum of its proper divisors (52388901364).

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

39920803340 is a wasteful number, since it uses less digits than its factorization.

39920803340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1695998 (or 1695996 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 41.

The spelling of 39920803340 in words is "thirty-nine billion, nine hundred twenty million, eight hundred three thousand, three hundred forty".