6522778998382 has 8 divisors (see below), whose sum is σ = 9787257919296. Its totient is φ = 3260359691952.

The previous prime is 6522778998353. The next prime is 6522778998389. The reversal of 6522778998382 is 2838998772256.

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

It is a junction number, because it is equal to n+sod(n) for n = 6522778998299 and 6522778998308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6522778998389) 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, 514895703 + ... + 514908370.

It is an arithmetic number, because the mean of its divisors is an integer number (1223407239912).

Almost surely, 2^{6522778998382} is an apocalyptic number.

6522778998382 is a deficient number, since it is larger than the sum of its proper divisors (3264478920914).

6522778998382 is a wasteful number, since it uses less digits than its factorization.

6522778998382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1029807242.

The product of its digits is 1463132160, while the sum is 76.

The spelling of 6522778998382 in words is "six trillion, five hundred twenty-two billion, seven hundred seventy-eight million, nine hundred ninety-eight thousand, three hundred eighty-two".