5204120646 has 8 divisors (see below), whose sum is σ = 10408241304. Its totient is φ = 1734706880.

The previous prime is 5204120639. The next prime is 5204120687. The reversal of 5204120646 is 6460214025.

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

5204120646 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 433676715 + ... + 433676726.

It is an arithmetic number, because the mean of its divisors is an integer number (1301030163).

Almost surely, 2^5204120646 is an apocalyptic number.

5204120646 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5204120646 is a wasteful number, since it uses less digits than its factorization.

5204120646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867353446.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 5204120646 is about 72139.5913905811. The cubic root of 5204120646 is about 1732.9357135365.

The spelling of 5204120646 in words is "five billion, two hundred four million, one hundred twenty thousand, six hundred forty-six".