12375432631320 has 128 divisors (see below), whose sum is σ = 40502830947840. Its totient is φ = 3000000061440.

The previous prime is 12375432631301. The next prime is 12375432631321. The reversal of 12375432631320 is 2313623457321.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12375432631321) 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, 41678904 + ... + 41974776.

It is an arithmetic number, because the mean of its divisors is an integer number (316428366780).

Almost surely, 2^{12375432631320} is an apocalyptic number.

12375432631320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12375432631320 is an abundant number, since it is smaller than the sum of its proper divisors (28127398316520).

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

12375432631320 is a wasteful number, since it uses less digits than its factorization.

12375432631320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327585 (or 327581 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 42.

The spelling of 12375432631320 in words is "twelve trillion, three hundred seventy-five billion, four hundred thirty-two million, six hundred thirty-one thousand, three hundred twenty".