82431100357 has 2 divisors, whose sum is σ = 82431100358. Its totient is φ = 82431100356.

The previous prime is 82431100351. The next prime is 82431100397. The reversal of 82431100357 is 75300113428.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82331120356 + 99980001 = 286934^2 + 9999^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82431100357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82431100351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41215550178 + 41215550179.

It is an arithmetic number, because the mean of its divisors is an integer number (41215550179).

Almost surely, 2^82431100357 is an apocalyptic number.

It is an amenable number.

82431100357 is a deficient number, since it is larger than the sum of its proper divisors (1).

82431100357 is an equidigital number, since it uses as much as digits as its factorization.

82431100357 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 34.

The spelling of 82431100357 in words is "eighty-two billion, four hundred thirty-one million, one hundred thousand, three hundred fifty-seven".