132616661645 has 8 divisors (see below), whose sum is σ = 171381532056. Its totient is φ = 97932303936.

The previous prime is 132616661629. The next prime is 132616661651. The reversal of 132616661645 is 546166616231.

It can be written as a sum of positive squares in 4 ways, for example, as 866536969 + 131750124676 = 29437^2 + 362974^2 .

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 132616661645 - 2⁴ = 132616661629 is a prime.

It is a super-3 number, since 3×132616661645³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 132616661645.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1020128102 + ... + 1020128231.

It is an arithmetic number, because the mean of its divisors is an integer number (21422691507).

Almost surely, 2^132616661645 is an apocalyptic number.

It is an amenable number.

132616661645 is a deficient number, since it is larger than the sum of its proper divisors (38764870411).

132616661645 is a wasteful number, since it uses less digits than its factorization.

132616661645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2040256351.

The product of its digits is 933120, while the sum is 47.

The spelling of 132616661645 in words is "one hundred thirty-two billion, six hundred sixteen million, six hundred sixty-one thousand, six hundred forty-five".