133320531233475 has 72 divisors (see below), whose sum is σ = 240735230991840. Its totient is φ = 70527211522560.

The previous prime is 133320531233459. The next prime is 133320531233569. The reversal of 133320531233475 is 574332135023331.

133320531233475 is a `hidden beast` number, since 1 + 3 + 3 + 3 + 2 + 0 + 53 + 123 + 3 + 475 = 666.

133320531233475 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 133320531233475 - 2⁴ = 133320531233459 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 133320531233475.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 16783482 + ... + 23416368.

Almost surely, 2^{133320531233475} is an apocalyptic number.

133320531233475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

133320531233475 is a deficient number, since it is larger than the sum of its proper divisors (107414699758365).

133320531233475 is a wasteful number, since it uses less digits than its factorization.

133320531233475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6633629 (or 6633621 counting only the distinct ones).

The product of its (nonzero) digits is 2041200, while the sum is 45.

The spelling of 133320531233475 in words is "one hundred thirty-three trillion, three hundred twenty billion, five hundred thirty-one million, two hundred thirty-three thousand, four hundred seventy-five".