133225465665516 has 48 divisors (see below), whose sum is σ = 355292519828736. Its totient is φ = 38061781827264.

The previous prime is 133225465665493. The next prime is 133225465665533. The reversal of 133225465665516 is 615566564522331.

It is a self number, because there is not a number n which added to its sum of digits gives 133225465665516.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53716206 + ... + 56141621.

It is an arithmetic number, because the mean of its divisors is an integer number (7401927496432).

Almost surely, 2^{133225465665516} is an apocalyptic number.

It is an amenable number.

133225465665516 is an abundant number, since it is smaller than the sum of its proper divisors (222067054163220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133225465665516 is a wasteful number, since it uses less digits than its factorization.

133225465665516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109872278 (or 109872276 counting only the distinct ones).

The product of its digits is 116640000, while the sum is 60.

The spelling of 133225465665516 in words is "one hundred thirty-three trillion, two hundred twenty-five billion, four hundred sixty-five million, six hundred sixty-five thousand, five hundred sixteen".