31450034351132 has 12 divisors (see below), whose sum is σ = 55053076790040. Its totient is φ = 15720583839696.

The previous prime is 31450034351117. The next prime is 31450034351137. The reversal of 31450034351132 is 23115343005413.

It is a junction number, because it is equal to n+sod(n) for n = 31450034351092 and 31450034351101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31450034351137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1108318007 + ... + 1108346382.

It is an arithmetic number, because the mean of its divisors is an integer number (4587756399170).

Almost surely, 2^{31450034351132} is an apocalyptic number.

It is an amenable number.

31450034351132 is a deficient number, since it is larger than the sum of its proper divisors (23603042438908).

31450034351132 is a wasteful number, since it uses less digits than its factorization.

31450034351132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2216667940 (or 2216667938 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 35.

Adding to 31450034351132 its reverse (23115343005413), we get a palindrome (54565377356545).

The spelling of 31450034351132 in words is "thirty-one trillion, four hundred fifty billion, thirty-four million, three hundred fifty-one thousand, one hundred thirty-two".