85783491463 has 4 divisors (see below), whose sum is σ = 85937501880. Its totient is φ = 85629481048.

The previous prime is 85783491407. The next prime is 85783491553. The reversal of 85783491463 is 36419438758.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 85783491463 - 2²⁹ = 85246620551 is a prime.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 85783491398 and 85783491407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85783491163) 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, 77004373 + ... + 77005486.

It is an arithmetic number, because the mean of its divisors is an integer number (21484375470).

Almost surely, 2^85783491463 is an apocalyptic number.

85783491463 is a deficient number, since it is larger than the sum of its proper divisors (154010417).

85783491463 is a wasteful number, since it uses less digits than its factorization.

85783491463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154010416.

The product of its digits is 17418240, while the sum is 58.

The spelling of 85783491463 in words is "eighty-five billion, seven hundred eighty-three million, four hundred ninety-one thousand, four hundred sixty-three".