85253876736 has 704 divisors, whose sum is σ = 289768734720. Its totient is φ = 21737963520.

The previous prime is 85253876677. The next prime is 85253876761. The reversal of 85253876736 is 63767835258.

It is a self number, because there is not a number n which added to its sum of digits gives 85253876736.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 671290305 + ... + 671290431.

Almost surely, 2^85253876736 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 85253876736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144884367360).

85253876736 is an abundant number, since it is smaller than the sum of its proper divisors (204514857984).

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

85253876736 is a wasteful number, since it uses less digits than its factorization.

85253876736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260 (or 242 counting only the distinct ones).

The product of its digits is 50803200, while the sum is 60.

The spelling of 85253876736 in words is "eighty-five billion, two hundred fifty-three million, eight hundred seventy-six thousand, seven hundred thirty-six".