31400314132332 has 96 divisors (see below), whose sum is σ = 78202291256320. Its totient is φ = 9777274283520.

The previous prime is 31400314132247. The next prime is 31400314132333. The reversal of 31400314132332 is 23323141300413.

It is a self number, because there is not a number n which added to its sum of digits gives 31400314132332.

It is not an unprimeable number, because it can be changed into a prime (31400314132333) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58670013 + ... + 59202795.

Almost surely, 2^{31400314132332} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 31400314132332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39101145628160).

31400314132332 is an abundant number, since it is smaller than the sum of its proper divisors (46801977123988).

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

31400314132332 is a wasteful number, since it uses less digits than its factorization.

31400314132332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536423 (or 536421 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 31400314132332 its reverse (23323141300413), we get a palindrome (54723455432745).

The spelling of 31400314132332 in words is "thirty-one trillion, four hundred billion, three hundred fourteen million, one hundred thirty-two thousand, three hundred thirty-two".