83728340463 has 8 divisors (see below), whose sum is σ = 111689456176. Its totient is φ = 55793059200.

The previous prime is 83728340453. The next prime is 83728340473. The reversal of 83728340463 is 36404382738.

It is an interprime number because it is at equal distance from previous prime (83728340453) and next prime (83728340473).

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

It is not a de Polignac number, because 83728340463 - 2⁹ = 83728339951 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 (83728340413) 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, 6451048 + ... + 6464013.

It is an arithmetic number, because the mean of its divisors is an integer number (13961182022).

Almost surely, 2^83728340463 is an apocalyptic number.

83728340463 is a deficient number, since it is larger than the sum of its proper divisors (27961115713).

83728340463 is a wasteful number, since it uses less digits than its factorization.

83728340463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12917225.

The product of its (nonzero) digits is 2322432, while the sum is 48.

The spelling of 83728340463 in words is "eighty-three billion, seven hundred twenty-eight million, three hundred forty thousand, four hundred sixty-three".