39099973320 has 256 divisors, whose sum is σ = 137686003200. Its totient is φ = 9972813312.

The previous prime is 39099973301. The next prime is 39099973321. The reversal of 39099973320 is 2337999093.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (39099973321) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2002324 + ... + 2021756.

It is an arithmetic number, because the mean of its divisors is an integer number (537835950).

Almost surely, 2^39099973320 is an apocalyptic number.

39099973320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39099973320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68843001600).

39099973320 is an abundant number, since it is smaller than the sum of its proper divisors (98586029880).

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

39099973320 is a wasteful number, since it uses less digits than its factorization.

39099973320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19488 (or 19466 counting only the distinct ones).

The product of its (nonzero) digits is 2480058, while the sum is 54.

The spelling of 39099973320 in words is "thirty-nine billion, ninety-nine million, nine hundred seventy-three thousand, three hundred twenty".