85546064558 has 8 divisors (see below), whose sum is σ = 128320633728. Its totient is φ = 42772519984.

The previous prime is 85546064519. The next prime is 85546064567.

85546064558 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×85546064558² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6410 + ... + 413682.

It is an arithmetic number, because the mean of its divisors is an integer number (16040079216).

Almost surely, 2^85546064558 is an apocalyptic number.

85546064558 is a deficient number, since it is larger than the sum of its proper divisors (42774569170).

85546064558 is a wasteful number, since it uses less digits than its factorization.

85546064558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512298.

The product of its (nonzero) digits is 23040000, while the sum is 56.

The spelling of 85546064558 in words is "eighty-five billion, five hundred forty-six million, sixty-four thousand, five hundred fifty-eight".