132772277123861 has 4 divisors (see below), whose sum is σ = 132772301257932. Its totient is φ = 132772252989792.

The previous prime is 132772277123831. The next prime is 132772277123909. The reversal of 132772277123861 is 168321772277231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 38831966140900 + 93940310982961 = 6231530^2 + 9692281^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132772277123861 is a prime.

It is a super-3 number, since 3×132772277123861³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 132772277123861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132772277123831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 658355 + ... + 16308831.

It is an arithmetic number, because the mean of its divisors is an integer number (33193075314483).

Almost surely, 2^{132772277123861} is an apocalyptic number.

It is an amenable number.

132772277123861 is a deficient number, since it is larger than the sum of its proper divisors (24134071).

132772277123861 is an equidigital number, since it uses as much as digits as its factorization.

132772277123861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24134070.

The product of its digits is 16595712, while the sum is 59.

The spelling of 132772277123861 in words is "one hundred thirty-two trillion, seven hundred seventy-two billion, two hundred seventy-seven million, one hundred twenty-three thousand, eight hundred sixty-one".