85551763 has 8 divisors (see below), whose sum is σ = 93438576. Its totient is φ = 77683200.

The previous prime is 85551761. The next prime is 85551821. The reversal of 85551763 is 36715558.

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

It is a cyclic number.

It is not a de Polignac number, because 85551763 - 2¹ = 85551761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85551761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6403 + ... + 14563.

It is an arithmetic number, because the mean of its divisors is an integer number (11679822).

Almost surely, 2^85551763 is an apocalyptic number.

85551763 is a deficient number, since it is larger than the sum of its proper divisors (7886813).

85551763 is a wasteful number, since it uses less digits than its factorization.

85551763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9125.

The product of its digits is 126000, while the sum is 40.

The square root of 85551763 is about 9249.4196034130. The cubic root of 85551763 is about 440.6322917023.

The spelling of 85551763 in words is "eighty-five million, five hundred fifty-one thousand, seven hundred sixty-three".