83826574213 has 4 divisors (see below), whose sum is σ = 83830155328. Its totient is φ = 83822993100.

The previous prime is 83826574207. The next prime is 83826574241. The reversal of 83826574213 is 31247562838.

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 a de Polignac number, because none of the positive numbers 2^k-83826574213 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 (83826574613) 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, 1755213 + ... + 1802338.

It is an arithmetic number, because the mean of its divisors is an integer number (20957538832).

Almost surely, 2^83826574213 is an apocalyptic number.

It is an amenable number.

83826574213 is a deficient number, since it is larger than the sum of its proper divisors (3581115).

83826574213 is a wasteful number, since it uses less digits than its factorization.

83826574213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3581114.

The product of its digits is 1935360, while the sum is 49.

The spelling of 83826574213 in words is "eighty-three billion, eight hundred twenty-six million, five hundred seventy-four thousand, two hundred thirteen".