85494777 has 8 divisors (see below), whose sum is σ = 116144064. Its totient is φ = 55921008.

The previous prime is 85494767. The next prime is 85494797. The reversal of 85494777 is 77749458.

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

It is not a de Polignac number, because 85494777 - 2¹⁶ = 85429241 is a prime.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (85494757) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268693 + ... + 269010.

It is an arithmetic number, because the mean of its divisors is an integer number (14518008).

Almost surely, 2^85494777 is an apocalyptic number.

It is an amenable number.

85494777 is a deficient number, since it is larger than the sum of its proper divisors (30649287).

85494777 is a wasteful number, since it uses less digits than its factorization.

85494777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537759.

The product of its digits is 1975680, while the sum is 51.

The square root of 85494777 is about 9246.3385726459. The cubic root of 85494777 is about 440.5344349655.

The spelling of 85494777 in words is "eighty-five million, four hundred ninety-four thousand, seven hundred seventy-seven".