132312309902 has 4 divisors (see below), whose sum is σ = 198468464856. Its totient is φ = 66156154950.

The previous prime is 132312309893. The next prime is 132312309907. The reversal of 132312309902 is 209903213231.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132312309907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33078077474 + ... + 33078077477.

It is an arithmetic number, because the mean of its divisors is an integer number (49617116214).

Almost surely, 2^132312309902 is an apocalyptic number.

132312309902 is a deficient number, since it is larger than the sum of its proper divisors (66156154954).

132312309902 is an equidigital number, since it uses as much as digits as its factorization.

132312309902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66156154953.

The product of its (nonzero) digits is 17496, while the sum is 35.

The spelling of 132312309902 in words is "one hundred thirty-two billion, three hundred twelve million, three hundred nine thousand, nine hundred two".