5197920826 has 32 divisors (see below), whose sum is σ = 8966200320. Its totient is φ = 2213847936.

The previous prime is 5197920817. The next prime is 5197920829. The reversal of 5197920826 is 6280297915.

It is a self number, because there is not a number n which added to its sum of digits gives 5197920826.

It is not an unprimeable number, because it can be changed into a prime (5197920829) 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 15 ways as a sum of consecutive naturals, for example, 2487190 + ... + 2489278.

It is an arithmetic number, because the mean of its divisors is an integer number (280193760).

Almost surely, 2^5197920826 is an apocalyptic number.

5197920826 is a deficient number, since it is larger than the sum of its proper divisors (3768279494).

5197920826 is a wasteful number, since it uses less digits than its factorization.

5197920826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3118.

The product of its (nonzero) digits is 544320, while the sum is 49.

The square root of 5197920826 is about 72096.6075900940. The cubic root of 5197920826 is about 1732.2472745376.

The spelling of 5197920826 in words is "five billion, one hundred ninety-seven million, nine hundred twenty thousand, eight hundred twenty-six".