85833505783 has 4 divisors (see below), whose sum is σ = 85843871680. Its totient is φ = 85823139888.

The previous prime is 85833505739. The next prime is 85833505799. The reversal of 85833505783 is 38750533858.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85833505783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85833505283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5170518 + ... + 5187091.

It is an arithmetic number, because the mean of its divisors is an integer number (21460967920).

Almost surely, 2^85833505783 is an apocalyptic number.

85833505783 is a deficient number, since it is larger than the sum of its proper divisors (10365897).

85833505783 is a wasteful number, since it uses less digits than its factorization.

85833505783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10365896.

The product of its (nonzero) digits is 12096000, while the sum is 55.

The spelling of 85833505783 in words is "eighty-five billion, eight hundred thirty-three million, five hundred five thousand, seven hundred eighty-three".