83823015743 has 4 divisors (see below), whose sum is σ = 83993735208. Its totient is φ = 83652296280.

The previous prime is 83823015721. The next prime is 83823015791. The reversal of 83823015743 is 34751032838.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 83823015743 - 2¹⁰ = 83823014719 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 83823015694 and 83823015703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83823015343) 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, 85358996 + ... + 85359977.

It is an arithmetic number, because the mean of its divisors is an integer number (20998433802).

Almost surely, 2^83823015743 is an apocalyptic number.

83823015743 is a deficient number, since it is larger than the sum of its proper divisors (170719465).

83823015743 is a wasteful number, since it uses less digits than its factorization.

83823015743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170719464.

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 83823015743 in words is "eighty-three billion, eight hundred twenty-three million, fifteen thousand, seven hundred forty-three".