39919967340 has 96 divisors (see below), whose sum is σ = 124911521280. Its totient is φ = 9441523200.

The previous prime is 39919967333. The next prime is 39919967357. The reversal of 39919967340 is 4376991993.

39919967340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (60).

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, 710560 + ... + 764679.

It is an arithmetic number, because the mean of its divisors is an integer number (1301161680).

Almost surely, 2^39919967340 is an apocalyptic number.

39919967340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

39919967340 is an abundant number, since it is smaller than the sum of its proper divisors (84991553940).

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

39919967340 is a wasteful number, since it uses less digits than its factorization.

39919967340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1475303 (or 1475301 counting only the distinct ones).

The product of its (nonzero) digits is 9920232, while the sum is 60.

The spelling of 39919967340 in words is "thirty-nine billion, nine hundred nineteen million, nine hundred sixty-seven thousand, three hundred forty".