85183416769 has 4 divisors (see below), whose sum is σ = 92927363760. Its totient is φ = 77439469780.

The previous prime is 85183416767. The next prime is 85183416779. The reversal of 85183416769 is 96761438158.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 85183416769 - 2¹ = 85183416767 is a prime.

It is a super-2 number, since 2×85183416769² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (85183416761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3871973479 + ... + 3871973500.

It is an arithmetic number, because the mean of its divisors is an integer number (23231840940).

Almost surely, 2^85183416769 is an apocalyptic number.

It is an amenable number.

85183416769 is a deficient number, since it is larger than the sum of its proper divisors (7743946991).

85183416769 is a wasteful number, since it uses less digits than its factorization.

85183416769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7743946990.

The product of its digits is 8709120, while the sum is 58.

The spelling of 85183416769 in words is "eighty-five billion, one hundred eighty-three million, four hundred sixteen thousand, seven hundred sixty-nine".