85476018934 has 4 divisors (see below), whose sum is σ = 128214028404. Its totient is φ = 42738009466.

The previous prime is 85476018877. The next prime is 85476018949. The reversal of 85476018934 is 43981067458.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×85476018934² (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 as a sum of consecutive naturals, namely, 21369004732 + ... + 21369004735.

It is an arithmetic number, because the mean of its divisors is an integer number (32053507101).

Almost surely, 2^85476018934 is an apocalyptic number.

85476018934 is a deficient number, since it is larger than the sum of its proper divisors (42738009470).

85476018934 is a wasteful number, since it uses less digits than its factorization.

85476018934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42738009469.

The product of its (nonzero) digits is 5806080, while the sum is 55.

The spelling of 85476018934 in words is "eighty-five billion, four hundred seventy-six million, eighteen thousand, nine hundred thirty-four".