83668833374 has 16 divisors (see below), whose sum is σ = 143441087328. Its totient is φ = 35855871072.

The previous prime is 83668833361. The next prime is 83668833379. The reversal of 83668833374 is 47333886638.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83668833379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64484 + ... + 414120.

It is an arithmetic number, because the mean of its divisors is an integer number (8965067958).

Almost surely, 2^83668833374 is an apocalyptic number.

83668833374 is a deficient number, since it is larger than the sum of its proper divisors (59772253954).

83668833374 is a wasteful number, since it uses less digits than its factorization.

83668833374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366739.

The product of its digits is 41803776, while the sum is 59.

The spelling of 83668833374 in words is "eighty-three billion, six hundred sixty-eight million, eight hundred thirty-three thousand, three hundred seventy-four".