85399258284 has 24 divisors (see below), whose sum is σ = 221405484720. Its totient is φ = 28466419392.

The previous prime is 85399258279. The next prime is 85399258289. The reversal of 85399258284 is 48285299358.

85399258284 is a `hidden beast` number, since 8 + 539 + 92 + 5 + 8 + 2 + 8 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (85399258279) and next prime (85399258289).

It is not an unprimeable number, because it can be changed into a prime (85399258289) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 395366829 + ... + 395367044.

It is an arithmetic number, because the mean of its divisors is an integer number (9225228530).

Almost surely, 2^85399258284 is an apocalyptic number.

It is an amenable number.

85399258284 is an abundant number, since it is smaller than the sum of its proper divisors (136006226436).

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

85399258284 is a wasteful number, since it uses less digits than its factorization.

85399258284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 790733886 (or 790733878 counting only the distinct ones).

The product of its digits is 49766400, while the sum is 63.

The spelling of 85399258284 in words is "eighty-five billion, three hundred ninety-nine million, two hundred fifty-eight thousand, two hundred eighty-four".