131272433047650 has 24 divisors (see below), whose sum is σ = 325555633958544. Its totient is φ = 35005982146000.

The previous prime is 131272433047643. The next prime is 131272433047727. The reversal of 131272433047650 is 56740334272131.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 131272433047650.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 437574776676 + ... + 437574776975.

It is an arithmetic number, because the mean of its divisors is an integer number (13564818081606).

Almost surely, 2^{131272433047650} is an apocalyptic number.

131272433047650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131272433047650 is an abundant number, since it is smaller than the sum of its proper divisors (194283200910894).

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

131272433047650 is a wasteful number, since it uses less digits than its factorization.

131272433047650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875149553666 (or 875149553661 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 48.

The spelling of 131272433047650 in words is "one hundred thirty-one trillion, two hundred seventy-two billion, four hundred thirty-three million, forty-seven thousand, six hundred fifty".