83354864646 has 16 divisors (see below), whose sum is σ = 166725712944. Its totient is φ = 27782290944.

The previous prime is 83354864573. The next prime is 83354864647. The reversal of 83354864646 is 64646845338.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83354864647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 597651 + ... + 723806.

It is an arithmetic number, because the mean of its divisors is an integer number (10420357059).

Almost surely, 2^83354864646 is an apocalyptic number.

83354864646 is an abundant number, since it is smaller than the sum of its proper divisors (83370848298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83354864646 is a wasteful number, since it uses less digits than its factorization.

83354864646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1331975.

The product of its digits is 39813120, while the sum is 57.

The spelling of 83354864646 in words is "eighty-three billion, three hundred fifty-four million, eight hundred sixty-four thousand, six hundred forty-six".