85774057344 has 48 divisors (see below), whose sum is σ = 246823788120. Its totient is φ = 28591352064.

The previous prime is 85774057333. The next prime is 85774057361. The reversal of 85774057344 is 44375047758.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37227172 + ... + 37229475.

Almost surely, 2^85774057344 is an apocalyptic number.

It is an amenable number.

85774057344 is an abundant number, since it is smaller than the sum of its proper divisors (161049730776).

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

85774057344 is a wasteful number, since it uses less digits than its factorization.

85774057344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74456667 (or 74456652 counting only the distinct ones).

The product of its (nonzero) digits is 13171200, while the sum is 54.

The spelling of 85774057344 in words is "eighty-five billion, seven hundred seventy-four million, fifty-seven thousand, three hundred forty-four".