132661502631563 has 8 divisors (see below), whose sum is σ = 133114188134928. Its totient is φ = 132208950657024.

The previous prime is 132661502631557. The next prime is 132661502631629. The reversal of 132661502631563 is 365136205166231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 132661502631563 - 2³⁴ = 132644322762379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132661502681563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31391606 + ... + 35366027.

It is an arithmetic number, because the mean of its divisors is an integer number (16639273516866).

Almost surely, 2^{132661502631563} is an apocalyptic number.

132661502631563 is a deficient number, since it is larger than the sum of its proper divisors (452685503365).

132661502631563 is an equidigital number, since it uses as much as digits as its factorization.

132661502631563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66764413.

The product of its (nonzero) digits is 3499200, while the sum is 50.

Adding to 132661502631563 its reverse (365136205166231), we get a palindrome (497797707797794).

The spelling of 132661502631563 in words is "one hundred thirty-two trillion, six hundred sixty-one billion, five hundred two million, six hundred thirty-one thousand, five hundred sixty-three".