5194444915 has 16 divisors (see below), whose sum is σ = 6829202016. Its totient is φ = 3761555200.

The previous prime is 5194444831. The next prime is 5194444949.

5194444915 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5194444915 - 2²¹ = 5192347763 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189856 + ... + 215485.

It is an arithmetic number, because the mean of its divisors is an integer number (426825126).

Almost surely, 2^5194444915 is an apocalyptic number.

5194444915 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5194444915 is a deficient number, since it is larger than the sum of its proper divisors (1634757101).

5194444915 is a wasteful number, since it uses less digits than its factorization.

5194444915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405590.

The product of its digits is 518400, while the sum is 46.

The square root of 5194444915 is about 72072.4976325921. The cubic root of 5194444915 is about 1731.8610637049.

The spelling of 5194444915 in words is "five billion, one hundred ninety-four million, four hundred forty-four thousand, nine hundred fifteen".