85253496808 has 32 divisors (see below), whose sum is σ = 165563683200. Its totient is φ = 41106760128.

The previous prime is 85253496803. The next prime is 85253496829. The reversal of 85253496808 is 80869435258.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is not an unprimeable number, because it can be changed into a prime (85253496803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32316 + ... + 414187.

It is an arithmetic number, because the mean of its divisors is an integer number (5173865100).

Almost surely, 2^85253496808 is an apocalyptic number.

It is an amenable number.

85253496808 is a deficient number, since it is larger than the sum of its proper divisors (80310186392).

85253496808 is a wasteful number, since it uses less digits than its factorization.

85253496808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447361 (or 447357 counting only the distinct ones).

The product of its (nonzero) digits is 16588800, while the sum is 58.

The spelling of 85253496808 in words is "eighty-five billion, two hundred fifty-three million, four hundred ninety-six thousand, eight hundred eight".