850010083449 has 4 divisors (see below), whose sum is σ = 1133346777936. Its totient is φ = 566673388964.

The previous prime is 850010083423. The next prime is 850010083477. The reversal of 850010083449 is 944380010058.

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 850010083449 - 2³⁹ = 300254269561 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 850010083449.

It is not an unprimeable number, because it can be changed into a prime (850010083249) 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, 141668347239 + ... + 141668347244.

It is an arithmetic number, because the mean of its divisors is an integer number (283336694484).

Almost surely, 2^850010083449 is an apocalyptic number.

It is an amenable number.

850010083449 is a deficient number, since it is larger than the sum of its proper divisors (283336694487).

850010083449 is a wasteful number, since it uses less digits than its factorization.

850010083449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283336694486.

The product of its (nonzero) digits is 138240, while the sum is 42.

The spelling of 850010083449 in words is "eight hundred fifty billion, ten million, eighty-three thousand, four hundred forty-nine".