85088091072 has 56 divisors (see below), whose sum is σ = 225268105216. Its totient is φ = 28345160448.

The previous prime is 85088091017. The next prime is 85088091089. The reversal of 85088091072 is 27019088058.

It is a super-2 number, since 2×85088091072² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176193 + ... + 448575.

It is an arithmetic number, because the mean of its divisors is an integer number (4022644736).

Almost surely, 2^85088091072 is an apocalyptic number.

It is an amenable number.

85088091072 is an abundant number, since it is smaller than the sum of its proper divisors (140180014144).

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

85088091072 is a wasteful number, since it uses less digits than its factorization.

85088091072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274025 (or 274015 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 48.

The spelling of 85088091072 in words is "eighty-five billion, eighty-eight million, ninety-one thousand, seventy-two".