5198522782 has 4 divisors (see below), whose sum is σ = 7797784176. Its totient is φ = 2599261390.

The previous prime is 5198522741. The next prime is 5198522783. The reversal of 5198522782 is 2872258915.

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

It is a super-2 number, since 2×5198522782² = 54049278229946039048, which contains 22 as substring.

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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (5198522783) 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 as a sum of consecutive naturals, namely, 1299630694 + ... + 1299630697.

It is an arithmetic number, because the mean of its divisors is an integer number (1949446044).

Almost surely, 2^5198522782 is an apocalyptic number.

5198522782 is a deficient number, since it is larger than the sum of its proper divisors (2599261394).

5198522782 is a wasteful number, since it uses less digits than its factorization.

5198522782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2599261393.

The product of its digits is 806400, while the sum is 49.

The square root of 5198522782 is about 72100.7821178106. The cubic root of 5198522782 is about 1732.3141407857.

The spelling of 5198522782 in words is "five billion, one hundred ninety-eight million, five hundred twenty-two thousand, seven hundred eighty-two".