85546938554 has 16 divisors (see below), whose sum is σ = 159983885376. Its totient is φ = 33329976000.

The previous prime is 85546938551. The next prime is 85546938601. The reversal of 85546938554 is 45583964558.

It is a happy number.

It is a super-2 number, since 2×85546938554² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (85546938551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 277749647 + ... + 277749954.

It is an arithmetic number, because the mean of its divisors is an integer number (9998992836).

Almost surely, 2^85546938554 is an apocalyptic number.

85546938554 is a deficient number, since it is larger than the sum of its proper divisors (74436946822).

85546938554 is a wasteful number, since it uses less digits than its factorization.

85546938554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555499621.

The product of its digits is 103680000, while the sum is 62.

The spelling of 85546938554 in words is "eighty-five billion, five hundred forty-six million, nine hundred thirty-eight thousand, five hundred fifty-four".