85098957504 has 112 divisors (see below), whose sum is σ = 246466644480. Its totient is φ = 25699363840.

The previous prime is 85098957469. The next prime is 85098957521. The reversal of 85098957504 is 40575989058.

It is a super-3 number, since 3×85098957504³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 550057 + ... + 687575.

It is an arithmetic number, because the mean of its divisors is an integer number (2200595040).

Almost surely, 2^85098957504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 85098957504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123233322240).

85098957504 is an abundant number, since it is smaller than the sum of its proper divisors (161367686976).

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

85098957504 is a wasteful number, since it uses less digits than its factorization.

85098957504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137838 (or 137828 counting only the distinct ones).

The product of its (nonzero) digits is 18144000, while the sum is 60.

The spelling of 85098957504 in words is "eighty-five billion, ninety-eight million, nine hundred fifty-seven thousand, five hundred four".