131772763785140 has 48 divisors (see below), whose sum is σ = 277548182184000. Its totient is φ = 52551895398912.

The previous prime is 131772763785127. The next prime is 131772763785203. The reversal of 131772763785140 is 41587367277131.

It is a happy number.

It is a super-2 number, since 2×131772763785140² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 651919811 + ... + 652121909.

It is an arithmetic number, because the mean of its divisors is an integer number (5782253795500).

Almost surely, 2^{131772763785140} is an apocalyptic number.

131772763785140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131772763785140 is an abundant number, since it is smaller than the sum of its proper divisors (145775418398860).

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

131772763785140 is a wasteful number, since it uses less digits than its factorization.

131772763785140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299184 (or 299182 counting only the distinct ones).

The product of its (nonzero) digits is 41489280, while the sum is 62.

The spelling of 131772763785140 in words is "one hundred thirty-one trillion, seven hundred seventy-two billion, seven hundred sixty-three million, seven hundred eighty-five thousand, one hundred forty".