32144331340 has 72 divisors (see below), whose sum is σ = 78226453872. Its totient is φ = 11001246720.

The previous prime is 32144331319. The next prime is 32144331379. The reversal of 32144331340 is 4313344123.

It is a junction number, because it is equal to n+sod(n) for n = 32144331299 and 32144331308.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 189207 + ... + 316366.

It is an arithmetic number, because the mean of its divisors is an integer number (1086478526).

Almost surely, 2^32144331340 is an apocalyptic number.

It is an amenable number.

32144331340 is an abundant number, since it is smaller than the sum of its proper divisors (46082122532).

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

32144331340 is a wasteful number, since it uses less digits than its factorization.

32144331340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505627 (or 505608 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 32144331340 its reverse (4313344123), we get a palindrome (36457675463).

The spelling of 32144331340 in words is "thirty-two billion, one hundred forty-four million, three hundred thirty-one thousand, three hundred forty".