131775852777537 has 8 divisors (see below), whose sum is σ = 175701194765920. Its totient is φ = 87850539653760.

The previous prime is 131775852777509. The next prime is 131775852777601. The reversal of 131775852777537 is 735777258577131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 131775852777537 - 2⁶ = 131775852777473 is a prime.

It is a super-2 number, since 2×131775852777537² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131775852977537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8050014 + ... + 18120552.

It is an arithmetic number, because the mean of its divisors is an integer number (21962649345740).

Almost surely, 2^{131775852777537} is an apocalyptic number.

It is an amenable number.

131775852777537 is a deficient number, since it is larger than the sum of its proper divisors (43925341988383).

131775852777537 is a wasteful number, since it uses less digits than its factorization.

131775852777537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14432303.

The product of its digits is 2117682000, while the sum is 75.

The spelling of 131775852777537 in words is "one hundred thirty-one trillion, seven hundred seventy-five billion, eight hundred fifty-two million, seven hundred seventy-seven thousand, five hundred thirty-seven".