133477858285 has 16 divisors (see below), whose sum is σ = 162490872960. Its totient is φ = 105238463680.

The previous prime is 133477858247. The next prime is 133477858331. The reversal of 133477858285 is 582858774331.

It is a happy number.

It is not a de Polignac number, because 133477858285 - 2²³ = 133469469677 is a prime.

It is a congruent number.

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, 886206 + ... + 1025824.

It is an arithmetic number, because the mean of its divisors is an integer number (10155679560).

Almost surely, 2^133477858285 is an apocalyptic number.

It is an amenable number.

133477858285 is a deficient number, since it is larger than the sum of its proper divisors (29013014675).

133477858285 is a wasteful number, since it uses less digits than its factorization.

133477858285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142388.

The product of its digits is 45158400, while the sum is 61.

The spelling of 133477858285 in words is "one hundred thirty-three billion, four hundred seventy-seven million, eight hundred fifty-eight thousand, two hundred eighty-five".