85209446150 has 24 divisors (see below), whose sum is σ = 158617809120. Its totient is φ = 34056200160.

The previous prime is 85209446143. The next prime is 85209446177. The reversal of 85209446150 is 5164490258.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 626990 + ... + 750689.

It is an arithmetic number, because the mean of its divisors is an integer number (6609075380).

Almost surely, 2^85209446150 is an apocalyptic number.

85209446150 is a deficient number, since it is larger than the sum of its proper divisors (73408362970).

85209446150 is a wasteful number, since it uses less digits than its factorization.

85209446150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1378928 (or 1378923 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 44.

The spelling of 85209446150 in words is "eighty-five billion, two hundred nine million, four hundred forty-six thousand, one hundred fifty".