5272746378 has 16 divisors (see below), whose sum is σ = 10549676640. Its totient is φ = 1756884816.

The previous prime is 5272746377. The next prime is 5272746403. The reversal of 5272746378 is 8736472725.

It is a self number, because there is not a number n which added to its sum of digits gives 5272746378.

It is not an unprimeable number, because it can be changed into a prime (5272746377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157825 + ... + 188292.

It is an arithmetic number, because the mean of its divisors is an integer number (659354790).

Almost surely, 2^5272746378 is an apocalyptic number.

5272746378 is an abundant number, since it is smaller than the sum of its proper divisors (5276930262).

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

5272746378 is a wasteful number, since it uses less digits than its factorization.

5272746378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348661.

The product of its digits is 3951360, while the sum is 51.

The square root of 5272746378 is about 72613.6790005850. The cubic root of 5272746378 is about 1740.5197700731.

The spelling of 5272746378 in words is "five billion, two hundred seventy-two million, seven hundred forty-six thousand, three hundred seventy-eight".