85994252937 has 16 divisors (see below), whose sum is σ = 127428082560. Its totient is φ = 57316366800.

The previous prime is 85994252933. The next prime is 85994252983. The reversal of 85994252937 is 73925249958.

85994252937 is a `hidden beast` number, since 8 + 599 + 4 + 2 + 5 + 2 + 9 + 37 = 666.

It is not a de Polignac number, because 85994252937 - 2² = 85994252933 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85994252933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 244114 + ... + 481227.

It is an arithmetic number, because the mean of its divisors is an integer number (7964255160).

Almost surely, 2^85994252937 is an apocalyptic number.

It is an amenable number.

85994252937 is a deficient number, since it is larger than the sum of its proper divisors (41433829623).

85994252937 is a wasteful number, since it uses less digits than its factorization.

85994252937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729741 (or 729735 counting only the distinct ones).

The product of its digits is 48988800, while the sum is 63.

The spelling of 85994252937 in words is "eighty-five billion, nine hundred ninety-four million, two hundred fifty-two thousand, nine hundred thirty-seven".