83815048363 has 4 divisors (see below), whose sum is σ = 84598366680. Its totient is φ = 83031730048.

The previous prime is 83815048319. The next prime is 83815048379. The reversal of 83815048363 is 36384051838.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83815048363 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83815048063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 391658998 + ... + 391659211.

It is an arithmetic number, because the mean of its divisors is an integer number (21149591670).

Almost surely, 2^83815048363 is an apocalyptic number.

83815048363 is a deficient number, since it is larger than the sum of its proper divisors (783318317).

83815048363 is a wasteful number, since it uses less digits than its factorization.

83815048363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 783318316.

The product of its (nonzero) digits is 1658880, while the sum is 49.

The spelling of 83815048363 in words is "eighty-three billion, eight hundred fifteen million, forty-eight thousand, three hundred sixty-three".