3230531237632 has 72 divisors (see below), whose sum is σ = 6541020097920. Its totient is φ = 1592164899840.

The previous prime is 3230531237623. The next prime is 3230531237651. The reversal of 3230531237632 is 2367321350323.

It is a super-2 number, since 2×3230531237632² (a number of 26 digits) contains 22 as substring.

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, 9154707 + ... + 9501037.

It is an arithmetic number, because the mean of its divisors is an integer number (90847501360).

Almost surely, 2^{3230531237632} is an apocalyptic number.

3230531237632 is a gapful number since it is divisible by the number (32) 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 3230531237632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3270510048960).

3230531237632 is an abundant number, since it is smaller than the sum of its proper divisors (3310488860288).

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

3230531237632 is an equidigital number, since it uses as much as digits as its factorization.

3230531237632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346869 (or 346855 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 40.

Adding to 3230531237632 its reverse (2367321350323), we get a palindrome (5597852587955).

The spelling of 3230531237632 in words is "three trillion, two hundred thirty billion, five hundred thirty-one million, two hundred thirty-seven thousand, six hundred thirty-two".