85278611000 has 64 divisors (see below), whose sum is σ = 217693064160. Its totient is φ = 31010400000.

The previous prime is 85278610999. The next prime is 85278611003. The reversal of 85278611000 is 11687258.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85278611003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3865301 + ... + 3887300.

Almost surely, 2^85278611000 is an apocalyptic number.

It is an amenable number.

85278611000 is an abundant number, since it is smaller than the sum of its proper divisors (132414453160).

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

85278611000 is a wasteful number, since it uses less digits than its factorization.

85278611000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7752633 (or 7752619 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 38.

The spelling of 85278611000 in words is "eighty-five billion, two hundred seventy-eight million, six hundred eleven thousand".