85461547000 has 64 divisors (see below), whose sum is σ = 200248064640. Its totient is φ = 34138800000.

The previous prime is 85461546953. The next prime is 85461547027. The reversal of 85461547000 is 74516458.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 694102 + ... + 807898.

It is an arithmetic number, because the mean of its divisors is an integer number (3128876010).

Almost surely, 2^85461547000 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 85461547000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100124032320).

85461547000 is an abundant number, since it is smaller than the sum of its proper divisors (114786517640).

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

85461547000 is a wasteful number, since it uses less digits than its factorization.

85461547000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114569 (or 114555 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 40.

The spelling of 85461547000 in words is "eighty-five billion, four hundred sixty-one million, five hundred forty-seven thousand".