131325554776 has 32 divisors (see below), whose sum is σ = 279133268400. Its totient is φ = 57421699200.

The previous prime is 131325554747. The next prime is 131325554779. The reversal of 131325554776 is 677455523131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131325554779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33228175 + ... + 33232126.

Almost surely, 2^131325554776 is an apocalyptic number.

It is an amenable number.

131325554776 is an abundant number, since it is smaller than the sum of its proper divisors (147807713624).

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

131325554776 is a wasteful number, since it uses less digits than its factorization.

131325554776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66460339 (or 66460335 counting only the distinct ones).

The product of its digits is 2646000, while the sum is 49.

The spelling of 131325554776 in words is "one hundred thirty-one billion, three hundred twenty-five million, five hundred fifty-four thousand, seven hundred seventy-six".