85224959983 has 2 divisors, whose sum is σ = 85224959984. Its totient is φ = 85224959982.

The previous prime is 85224959977. The next prime is 85224960011. The reversal of 85224959983 is 38995942258.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85224959983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85224951983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42612479991 + 42612479992.

It is an arithmetic number, because the mean of its divisors is an integer number (42612479992).

Almost surely, 2^85224959983 is an apocalyptic number.

85224959983 is a deficient number, since it is larger than the sum of its proper divisors (1).

85224959983 is an equidigital number, since it uses as much as digits as its factorization.

85224959983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 55987200, while the sum is 64.

The spelling of 85224959983 in words is "eighty-five billion, two hundred twenty-four million, nine hundred fifty-nine thousand, nine hundred eighty-three".