83393946357 has 8 divisors (see below), whose sum is σ = 111303458976. Its totient is φ = 55540198992.

The previous prime is 83393946353. The next prime is 83393946401. The reversal of 83393946357 is 75364939338.

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

It is not a de Polignac number, because 83393946357 - 2² = 83393946353 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 83393946357.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83393946353) 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, 13937823 + ... + 13943804.

It is an arithmetic number, because the mean of its divisors is an integer number (13912932372).

Almost surely, 2^83393946357 is an apocalyptic number.

It is an amenable number.

83393946357 is a deficient number, since it is larger than the sum of its proper divisors (27909512619).

83393946357 is a wasteful number, since it uses less digits than its factorization.

83393946357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27882627.

The product of its digits is 44089920, while the sum is 60.

The spelling of 83393946357 in words is "eighty-three billion, three hundred ninety-three million, nine hundred forty-six thousand, three hundred fifty-seven".