82610663 has 2 divisors, whose sum is σ = 82610664. Its totient is φ = 82610662.

The previous prime is 82610659. The next prime is 82610681. The reversal of 82610663 is 36601628.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 82610663 - 2² = 82610659 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82600663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41305331 + 41305332.

It is an arithmetic number, because the mean of its divisors is an integer number (41305332).

Almost surely, 2^82610663 is an apocalyptic number.

82610663 is a deficient number, since it is larger than the sum of its proper divisors (1).

82610663 is an equidigital number, since it uses as much as digits as its factorization.

82610663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 82610663 is about 9089.0408184802. The cubic root of 82610663 is about 435.5239434743.

The spelling of 82610663 in words is "eighty-two million, six hundred ten thousand, six hundred sixty-three".