852498894258 has 48 divisors (see below), whose sum is σ = 2027359410336. Its totient is φ = 256748123520.

The previous prime is 852498894253. The next prime is 852498894287.

852498894258 is a `hidden beast` number, since 8 + 5 + 2 + 498 + 89 + 4 + 2 + 58 = 666.

852498894258 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×852498894258² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (852498894251) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13174935 + ... + 13239482.

It is an arithmetic number, because the mean of its divisors is an integer number (42236654382).

Almost surely, 2^852498894258 is an apocalyptic number.

852498894258 is an abundant number, since it is smaller than the sum of its proper divisors (1174860516078).

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

852498894258 is a wasteful number, since it uses less digits than its factorization.

852498894258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26414599 (or 26414596 counting only the distinct ones).

The product of its digits is 530841600, while the sum is 72.

The spelling of 852498894258 in words is "eight hundred fifty-two billion, four hundred ninety-eight million, eight hundred ninety-four thousand, two hundred fifty-eight".