82733133557 has 4 divisors (see below), whose sum is σ = 82921592160. Its totient is φ = 82544674956.

The previous prime is 82733133541. The next prime is 82733133599. The reversal of 82733133557 is 75533133728.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 82733133557 - 2⁴ = 82733133541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82733133757) 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, 94228643 + ... + 94229520.

It is an arithmetic number, because the mean of its divisors is an integer number (20730398040).

Almost surely, 2^82733133557 is an apocalyptic number.

It is an amenable number.

82733133557 is a deficient number, since it is larger than the sum of its proper divisors (188458603).

82733133557 is a wasteful number, since it uses less digits than its factorization.

82733133557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188458602.

The product of its digits is 1587600, while the sum is 47.

The spelling of 82733133557 in words is "eighty-two billion, seven hundred thirty-three million, one hundred thirty-three thousand, five hundred fifty-seven".