85346815344 has 80 divisors (see below), whose sum is σ = 252131862528. Its totient is φ = 24369751296.

The previous prime is 85346815339. The next prime is 85346815391. The reversal of 85346815344 is 44351864358.

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, 472449 + ... + 627615.

Almost surely, 2^85346815344 is an apocalyptic number.

85346815344 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

85346815344 is an abundant number, since it is smaller than the sum of its proper divisors (166785047184).

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

85346815344 is a wasteful number, since it uses less digits than its factorization.

85346815344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156822 (or 156816 counting only the distinct ones).

The product of its digits is 5529600, while the sum is 51.

The spelling of 85346815344 in words is "eighty-five billion, three hundred forty-six million, eight hundred fifteen thousand, three hundred forty-four".