32013877920 has 192 divisors, whose sum is σ = 101896704000. Its totient is φ = 8448398336.

The previous prime is 32013877901. The next prime is 32013877937. The reversal of 32013877920 is 2977831023.

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, 20534101 + ... + 20535659.

It is an arithmetic number, because the mean of its divisors is an integer number (530712000).

Almost surely, 2^32013877920 is an apocalyptic number.

32013877920 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 32013877920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50948352000).

32013877920 is an abundant number, since it is smaller than the sum of its proper divisors (69882826080).

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

32013877920 is a wasteful number, since it uses less digits than its factorization.

32013877920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1995 (or 1987 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 42.

The spelling of 32013877920 in words is "thirty-two billion, thirteen million, eight hundred seventy-seven thousand, nine hundred twenty".