133164612053525 has 24 divisors (see below), whose sum is σ = 177988076799624. Its totient is φ = 98247302323200.

The previous prime is 133164612053521. The next prime is 133164612053533. The reversal of 133164612053525 is 525350216461331.

It can be written as a sum of positive squares in 12 ways, for example, as 48603750346321 + 84560861707204 = 6971639^2 + 9195698^2 .

It is not a de Polignac number, because 133164612053525 - 2² = 133164612053521 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133164612053525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133164612053521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 186397016 + ... + 187110065.

It is an arithmetic number, because the mean of its divisors is an integer number (7416169866651).

Almost surely, 2^{133164612053525} is an apocalyptic number.

It is an amenable number.

133164612053525 is a deficient number, since it is larger than the sum of its proper divisors (44823464746099).

133164612053525 is a wasteful number, since it uses less digits than its factorization.

133164612053525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373508201 (or 373508196 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 47.

The spelling of 133164612053525 in words is "one hundred thirty-three trillion, one hundred sixty-four billion, six hundred twelve million, fifty-three thousand, five hundred twenty-five".