85949937696 has 192 divisors, whose sum is σ = 275015284992. Its totient is φ = 22943465472.

The previous prime is 85949937691. The next prime is 85949937707. The reversal of 85949937696 is 69673994958.

It is not an unprimeable number, because it can be changed into a prime (85949937691) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1537630 + ... + 1592546.

It is an arithmetic number, because the mean of its divisors is an integer number (1432371276).

Almost surely, 2^85949937696 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 85949937696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137507642496).

85949937696 is an abundant number, since it is smaller than the sum of its proper divisors (189065347296).

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

85949937696 is a wasteful number, since it uses less digits than its factorization.

85949937696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55091 (or 55083 counting only the distinct ones).

The product of its digits is 793618560, while the sum is 75.

The spelling of 85949937696 in words is "eighty-five billion, nine hundred forty-nine million, nine hundred thirty-seven thousand, six hundred ninety-six".