32131312032 has 24 divisors (see below), whose sum is σ = 84344694336. Its totient is φ = 10710437312.

The previous prime is 32131312019. The next prime is 32131312049. The reversal of 32131312032 is 23021313123.

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167350488 + ... + 167350679.

It is an arithmetic number, because the mean of its divisors is an integer number (3514362264).

Almost surely, 2^32131312032 is an apocalyptic number.

32131312032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

32131312032 is an abundant number, since it is smaller than the sum of its proper divisors (52213382304).

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

32131312032 is a wasteful number, since it uses less digits than its factorization.

32131312032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334701180 (or 334701172 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 32131312032 its reverse (23021313123), we get a palindrome (55152625155).

The spelling of 32131312032 in words is "thirty-two billion, one hundred thirty-one million, three hundred twelve thousand, thirty-two".