83658384903 has 4 divisors (see below), whose sum is σ = 111544513208. Its totient is φ = 55772256600.

The previous prime is 83658384899. The next prime is 83658384923. The reversal of 83658384903 is 30948385638.

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

It is not a de Polignac number, because 83658384903 - 2² = 83658384899 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 (83658384923) 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, 13943064148 + ... + 13943064153.

It is an arithmetic number, because the mean of its divisors is an integer number (27886128302).

Almost surely, 2^83658384903 is an apocalyptic number.

83658384903 is a deficient number, since it is larger than the sum of its proper divisors (27886128305).

83658384903 is a wasteful number, since it uses less digits than its factorization.

83658384903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27886128304.

The product of its (nonzero) digits is 14929920, while the sum is 57.

The spelling of 83658384903 in words is "eighty-three billion, six hundred fifty-eight million, three hundred eighty-four thousand, nine hundred three".