83381950311 has 8 divisors (see below), whose sum is σ = 121282836864. Its totient is φ = 50534515320.

The previous prime is 83381950283. The next prime is 83381950321. The reversal of 83381950311 is 11305918338.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 83381950311 - 2¹⁴ = 83381933927 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83381950321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1263362851 + ... + 1263362916.

It is an arithmetic number, because the mean of its divisors is an integer number (15160354608).

Almost surely, 2^83381950311 is an apocalyptic number.

83381950311 is a deficient number, since it is larger than the sum of its proper divisors (37900886553).

83381950311 is a wasteful number, since it uses less digits than its factorization.

83381950311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2526725781.

The product of its (nonzero) digits is 77760, while the sum is 42.

The spelling of 83381950311 in words is "eighty-three billion, three hundred eighty-one million, nine hundred fifty thousand, three hundred eleven".