132653664202265 has 4 divisors (see below), whose sum is σ = 159184397042724. Its totient is φ = 106122931361808.

The previous prime is 132653664202253. The next prime is 132653664202307. The reversal of 132653664202265 is 562202466356231.

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 39342449790736 + 93311214411529 = 6272356^2 + 9659773^2 .

It is a cyclic number.

It is not a de Polignac number, because 132653664202265 - 2¹⁶ = 132653664136729 is a prime.

It is a super-2 number, since 2×132653664202265² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 13265366420222 + ... + 13265366420231.

It is an arithmetic number, because the mean of its divisors is an integer number (39796099260681).

Almost surely, 2^{132653664202265} is an apocalyptic number.

It is an amenable number.

132653664202265 is a deficient number, since it is larger than the sum of its proper divisors (26530732840459).

132653664202265 is an equidigital number, since it uses as much as digits as its factorization.

132653664202265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26530732840458.

The product of its (nonzero) digits is 18662400, while the sum is 53.

The spelling of 132653664202265 in words is "one hundred thirty-two trillion, six hundred fifty-three billion, six hundred sixty-four million, two hundred two thousand, two hundred sixty-five".