5349978336 has 48 divisors (see below), whose sum is σ = 14869797264. Its totient is φ = 1678424064.

The previous prime is 5349978331. The next prime is 5349978391. The reversal of 5349978336 is 6338799435.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5349978331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1637455 + ... + 1640718.

It is an arithmetic number, because the mean of its divisors is an integer number (309787443).

Almost surely, 2^5349978336 is an apocalyptic number.

It is an amenable number.

5349978336 is an abundant number, since it is smaller than the sum of its proper divisors (9519818928).

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

5349978336 is a wasteful number, since it uses less digits than its factorization.

5349978336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3278203 (or 3278195 counting only the distinct ones).

The product of its digits is 14696640, while the sum is 57.

The square root of 5349978336 is about 73143.5460994338. The cubic root of 5349978336 is about 1748.9766355242.

The spelling of 5349978336 in words is "five billion, three hundred forty-nine million, nine hundred seventy-eight thousand, three hundred thirty-six".