82146408583 has 2 divisors, whose sum is σ = 82146408584. Its totient is φ = 82146408582.

The previous prime is 82146408493. The next prime is 82146408599. The reversal of 82146408583 is 38580464128.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82146408583 - 2²⁹ = 81609537671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82146408683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41073204291 + 41073204292.

It is an arithmetic number, because the mean of its divisors is an integer number (41073204292).

Almost surely, 2^82146408583 is an apocalyptic number.

82146408583 is a deficient number, since it is larger than the sum of its proper divisors (1).

82146408583 is an equidigital number, since it uses as much as digits as its factorization.

82146408583 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1474560, while the sum is 49.

The spelling of 82146408583 in words is "eighty-two billion, one hundred forty-six million, four hundred eight thousand, five hundred eighty-three".