85583412766 has 32 divisors (see below), whose sum is σ = 136592857440. Its totient is φ = 40077628416.

The previous prime is 85583412757. The next prime is 85583412779. The reversal of 85583412766 is 66721438558.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5881636 + ... + 5896168.

It is an arithmetic number, because the mean of its divisors is an integer number (4268526795).

Almost surely, 2^85583412766 is an apocalyptic number.

85583412766 is a deficient number, since it is larger than the sum of its proper divisors (51009444674).

85583412766 is a wasteful number, since it uses less digits than its factorization.

85583412766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15388.

The product of its digits is 9676800, while the sum is 55.

The spelling of 85583412766 in words is "eighty-five billion, five hundred eighty-three million, four hundred twelve thousand, seven hundred sixty-six".