82626153691 has 2 divisors, whose sum is σ = 82626153692. Its totient is φ = 82626153690.

The previous prime is 82626153637. The next prime is 82626153733. The reversal of 82626153691 is 19635162628.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82626153691 - 2²⁵ = 82592599259 is a prime.

It is not a weakly prime, because it can be changed into another prime (82626153611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41313076845 + 41313076846.

It is an arithmetic number, because the mean of its divisors is an integer number (41313076846).

Almost surely, 2^82626153691 is an apocalyptic number.

82626153691 is a deficient number, since it is larger than the sum of its proper divisors (1).

82626153691 is an equidigital number, since it uses as much as digits as its factorization.

82626153691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 933120, while the sum is 49.

The spelling of 82626153691 in words is "eighty-two billion, six hundred twenty-six million, one hundred fifty-three thousand, six hundred ninety-one".