131746435880 has 32 divisors (see below), whose sum is σ = 297033251040. Its totient is φ = 52591237440.

The previous prime is 131746435853. The next prime is 131746435883. The reversal of 131746435880 is 88534647131.

It is not an unprimeable number, because it can be changed into a prime (131746435883) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3334394 + ... + 3373673.

It is an arithmetic number, because the mean of its divisors is an integer number (9282289095).

Almost surely, 2^131746435880 is an apocalyptic number.

131746435880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131746435880 is an abundant number, since it is smaller than the sum of its proper divisors (165286815160).

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

131746435880 is a wasteful number, since it uses less digits than its factorization.

131746435880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6708569 (or 6708565 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 50.

The spelling of 131746435880 in words is "one hundred thirty-one billion, seven hundred forty-six million, four hundred thirty-five thousand, eight hundred eighty".