85181124498 has 32 divisors (see below), whose sum is σ = 175435884096. Its totient is φ = 27552218688.

The previous prime is 85181124449. The next prime is 85181124499. The reversal of 85181124498 is 89442118158.

It is a self number, because there is not a number n which added to its sum of digits gives 85181124498.

It is not an unprimeable number, because it can be changed into a prime (85181124499) 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 15 ways as a sum of consecutive naturals, for example, 431536 + ... + 597147.

It is an arithmetic number, because the mean of its divisors is an integer number (5482371378).

Almost surely, 2^85181124498 is an apocalyptic number.

85181124498 is an abundant number, since it is smaller than the sum of its proper divisors (90254759598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85181124498 is a wasteful number, since it uses less digits than its factorization.

85181124498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1029098.

The product of its digits is 737280, while the sum is 51.

The spelling of 85181124498 in words is "eighty-five billion, one hundred eighty-one million, one hundred twenty-four thousand, four hundred ninety-eight".