132552434045021 has 4 divisors (see below), whose sum is σ = 136134932262492. Its totient is φ = 128969935827552.

The previous prime is 132552434044973. The next prime is 132552434045063. The reversal of 132552434045021 is 120540434255231.

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 78629700940921 + 53922733104100 = 8867339^2 + 7343210^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132552434045021 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 132552434045021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132552434045321) 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, 1791249108680 + ... + 1791249108753.

It is an arithmetic number, because the mean of its divisors is an integer number (34033733065623).

Almost surely, 2^{132552434045021} is an apocalyptic number.

It is an amenable number.

132552434045021 is a deficient number, since it is larger than the sum of its proper divisors (3582498217471).

132552434045021 is an equidigital number, since it uses as much as digits as its factorization.

132552434045021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3582498217470.

The product of its (nonzero) digits is 576000, while the sum is 41.

The spelling of 132552434045021 in words is "one hundred thirty-two trillion, five hundred fifty-two billion, four hundred thirty-four million, forty-five thousand, twenty-one".