132166420637 has 2 divisors, whose sum is σ = 132166420638. Its totient is φ = 132166420636.

The previous prime is 132166420609. The next prime is 132166420679. The reversal of 132166420637 is 736024661231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 129009554041 + 3156866596 = 359179^2 + 56186^2 .

It is a cyclic number.

It is not a de Polignac number, because 132166420637 - 2²⁸ = 131897985181 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 132166420594 and 132166420603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132166420537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66083210318 + 66083210319.

It is an arithmetic number, because the mean of its divisors is an integer number (66083210319).

Almost surely, 2^132166420637 is an apocalyptic number.

It is an amenable number.

132166420637 is a deficient number, since it is larger than the sum of its proper divisors (1).

132166420637 is an equidigital number, since it uses as much as digits as its factorization.

132166420637 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 41.

The spelling of 132166420637 in words is "one hundred thirty-two billion, one hundred sixty-six million, four hundred twenty thousand, six hundred thirty-seven".