5120329494 has 128 divisors (see below), whose sum is σ = 12881433600. Its totient is φ = 1323786240.

The previous prime is 5120329481. The next prime is 5120329553. The reversal of 5120329494 is 4949230215.

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 63 ways as a sum of consecutive naturals, for example, 2243634 + ... + 2245914.

It is an arithmetic number, because the mean of its divisors is an integer number (100636200).

Almost surely, 2^5120329494 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5120329494, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6440716800).

5120329494 is an abundant number, since it is smaller than the sum of its proper divisors (7761104106).

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

5120329494 is a wasteful number, since it uses less digits than its factorization.

5120329494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2438.

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 5120329494 is about 71556.4776522713. The cubic root of 5120329494 is about 1723.5847238003.

The spelling of 5120329494 in words is "five billion, one hundred twenty million, three hundred twenty-nine thousand, four hundred ninety-four".