85341247064 has 8 divisors (see below), whose sum is σ = 160014838260. Its totient is φ = 42670623528.

The previous prime is 85341247063. The next prime is 85341247097. The reversal of 85341247064 is 46074214358.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×85341247064³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85341247063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5333827934 + ... + 5333827949.

Almost surely, 2^85341247064 is an apocalyptic number.

It is an amenable number.

85341247064 is a deficient number, since it is larger than the sum of its proper divisors (74673591196).

85341247064 is a wasteful number, since it uses less digits than its factorization.

85341247064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10667655889 (or 10667655885 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 44.

The spelling of 85341247064 in words is "eighty-five billion, three hundred forty-one million, two hundred forty-seven thousand, sixty-four".