32013330140 has 24 divisors (see below), whose sum is σ = 73339629552. Its totient is φ = 11641210880.

The previous prime is 32013330131. The next prime is 32013330157. The reversal of 32013330140 is 4103331023.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72757349 + ... + 72757788.

It is an arithmetic number, because the mean of its divisors is an integer number (3055817898).

Almost surely, 2^32013330140 is an apocalyptic number.

It is an amenable number.

32013330140 is an abundant number, since it is smaller than the sum of its proper divisors (41326299412).

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

32013330140 is a wasteful number, since it uses less digits than its factorization.

32013330140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145515157 (or 145515155 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 32013330140 its reverse (4103331023), we get a palindrome (36116661163).

The spelling of 32013330140 in words is "thirty-two billion, thirteen million, three hundred thirty thousand, one hundred forty".