83325039691 has 8 divisors (see below), whose sum is σ = 88229433600. Its totient is φ = 78420970368.

The previous prime is 83325039683. The next prime is 83325039767. The reversal of 83325039691 is 19693052338.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 83325039691 - 2³ = 83325039683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83325039661) 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, 621085 + ... + 743233.

It is an arithmetic number, because the mean of its divisors is an integer number (11028679200).

Almost surely, 2^83325039691 is an apocalyptic number.

83325039691 is a deficient number, since it is larger than the sum of its proper divisors (4904393909).

83325039691 is a wasteful number, since it uses less digits than its factorization.

83325039691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162293.

The product of its (nonzero) digits is 1049760, while the sum is 49.

The spelling of 83325039691 in words is "eighty-three billion, three hundred twenty-five million, thirty-nine thousand, six hundred ninety-one".