85045007156 has 12 divisors (see below), whose sum is σ = 148984937892. Its totient is φ = 42477882048.

The previous prime is 85045007129. The next prime is 85045007197. The reversal of 85045007156 is 65170054058.

It can be written as a sum of positive squares in 2 ways, for example, as 62542007056 + 22503000100 = 250084^2 + 150010^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11151095 + ... + 11158718.

It is an arithmetic number, because the mean of its divisors is an integer number (12415411491).

Almost surely, 2^85045007156 is an apocalyptic number.

It is an amenable number.

85045007156 is a deficient number, since it is larger than the sum of its proper divisors (63939930736).

85045007156 is a wasteful number, since it uses less digits than its factorization.

85045007156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22310770 (or 22310768 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 41.

The spelling of 85045007156 in words is "eighty-five billion, forty-five million, seven thousand, one hundred fifty-six".