132661515225513 has 4 divisors (see below), whose sum is σ = 176882020300688. Its totient is φ = 88441010150340.

The previous prime is 132661515225457. The next prime is 132661515225541. The reversal of 132661515225513 is 315522515166231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 132661515225513 - 2¹⁷ = 132661515094441 is a prime.

It is a super-3 number, since 3×132661515225513³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (132661515225553) 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, 22110252537583 + ... + 22110252537588.

It is an arithmetic number, because the mean of its divisors is an integer number (44220505075172).

Almost surely, 2^{132661515225513} is an apocalyptic number.

It is an amenable number.

132661515225513 is a deficient number, since it is larger than the sum of its proper divisors (44220505075175).

132661515225513 is an equidigital number, since it uses as much as digits as its factorization.

132661515225513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44220505075174.

The product of its digits is 1620000, while the sum is 48.

The spelling of 132661515225513 in words is "one hundred thirty-two trillion, six hundred sixty-one billion, five hundred fifteen million, two hundred twenty-five thousand, five hundred thirteen".