85463777 has 8 divisors (see below), whose sum is σ = 103418496. Its totient is φ = 68945472.

The previous prime is 85463773. The next prime is 85463797. The reversal of 85463777 is 77736458.

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

It is not a de Polignac number, because 85463777 - 2² = 85463773 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85463773) 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, 358973 + ... + 359210.

It is an arithmetic number, because the mean of its divisors is an integer number (12927312).

Almost surely, 2^85463777 is an apocalyptic number.

It is an amenable number.

85463777 is a deficient number, since it is larger than the sum of its proper divisors (17954719).

85463777 is a wasteful number, since it uses less digits than its factorization.

85463777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 718207.

The product of its digits is 987840, while the sum is 47.

The square root of 85463777 is about 9244.6620814392. The cubic root of 85463777 is about 440.4811832976.

The spelling of 85463777 in words is "eighty-five million, four hundred sixty-three thousand, seven hundred seventy-seven".