131640063216 has 20 divisors (see below), whose sum is σ = 340070163432. Its totient is φ = 43880021056.

The previous prime is 131640063197. The next prime is 131640063229. The reversal of 131640063216 is 612360046131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1371250611 + ... + 1371250706.

Almost surely, 2^131640063216 is an apocalyptic number.

131640063216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

131640063216 is an abundant number, since it is smaller than the sum of its proper divisors (208430100216).

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

131640063216 is a wasteful number, since it uses less digits than its factorization.

131640063216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2742501328 (or 2742501322 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The spelling of 131640063216 in words is "one hundred thirty-one billion, six hundred forty million, sixty-three thousand, two hundred sixteen".