32320413240 has 64 divisors (see below), whose sum is σ = 98550790560. Its totient is φ = 8477483520.

The previous prime is 32320413161. The next prime is 32320413313. The reversal of 32320413240 is 4231402323.

It is a super-2 number, since 2×32320413240² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 32320413240.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2200359 + ... + 2214998.

Almost surely, 2^32320413240 is an apocalyptic number.

32320413240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

32320413240 is an abundant number, since it is smaller than the sum of its proper divisors (66230377320).

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

32320413240 is a wasteful number, since it uses less digits than its factorization.

32320413240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4415432 (or 4415428 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 32320413240 its reverse (4231402323), we get a palindrome (36551815563).

The spelling of 32320413240 in words is "thirty-two billion, three hundred twenty million, four hundred thirteen thousand, two hundred forty".