83780050863 has 16 divisors (see below), whose sum is σ = 115601625216. Its totient is φ = 53928969120.

The previous prime is 83780050847. The next prime is 83780050873. The reversal of 83780050863 is 36805008738.

It is a happy number.

It is not a de Polignac number, because 83780050863 - 2⁴ = 83780050847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83780050873) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2866281 + ... + 2895362.

It is an arithmetic number, because the mean of its divisors is an integer number (7225101576).

Almost surely, 2^83780050863 is an apocalyptic number.

83780050863 is a deficient number, since it is larger than the sum of its proper divisors (31821574353).

83780050863 is a wasteful number, since it uses less digits than its factorization.

83780050863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5761814.

The product of its (nonzero) digits is 967680, while the sum is 48.

The spelling of 83780050863 in words is "eighty-three billion, seven hundred eighty million, fifty thousand, eight hundred sixty-three".