82320735365813 has 32 divisors (see below), whose sum is σ = 104461652021760. Its totient is φ = 63241648404480.

The previous prime is 82320735365797. The next prime is 82320735365819. The reversal of 82320735365813 is 31856353702328.

It is not a de Polignac number, because 82320735365813 - 2⁴ = 82320735365797 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 (82320735365819) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 163132793 + ... + 163636638.

It is an arithmetic number, because the mean of its divisors is an integer number (3264426625680).

Almost surely, 2^{82320735365813} is an apocalyptic number.

It is an amenable number.

82320735365813 is a deficient number, since it is larger than the sum of its proper divisors (22140916655947).

82320735365813 is a wasteful number, since it uses less digits than its factorization.

82320735365813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326769557.

The product of its (nonzero) digits is 21772800, while the sum is 56.

The spelling of 82320735365813 in words is "eighty-two trillion, three hundred twenty billion, seven hundred thirty-five million, three hundred sixty-five thousand, eight hundred thirteen".