32240412240 has 40 divisors (see below), whose sum is σ = 99945278688. Its totient is φ = 8597443200.

The previous prime is 32240412209. The next prime is 32240412301. The reversal of 32240412240 is 4221404223.

It is a tau number, because it is divible by the number of its divisors (40).

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 32240412240.

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, 67167286 + ... + 67167765.

Almost surely, 2^32240412240 is an apocalyptic number.

32240412240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

32240412240 is an abundant number, since it is smaller than the sum of its proper divisors (67704866448).

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

32240412240 is a wasteful number, since it uses less digits than its factorization.

32240412240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134335067 (or 134335061 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 32240412240 its reverse (4221404223), we get a palindrome (36461816463).

The spelling of 32240412240 in words is "thirty-two billion, two hundred forty million, four hundred twelve thousand, two hundred forty".