5047078378 has 4 divisors (see below), whose sum is σ = 7570617570. Its totient is φ = 2523539188.

The previous prime is 5047078369. The next prime is 5047078429. The reversal of 5047078378 is 8738707405.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2566739569 + 2480338809 = 50663^2 + 49803^2 .

It is a super-2 number, since 2×5047078378² = 50946000307350221768, which contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1261769593 + ... + 1261769596.

Almost surely, 2^5047078378 is an apocalyptic number.

5047078378 is a deficient number, since it is larger than the sum of its proper divisors (2523539192).

5047078378 is a wasteful number, since it uses less digits than its factorization.

5047078378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2523539191.

The product of its (nonzero) digits is 1317120, while the sum is 49.

The square root of 5047078378 is about 71042.7925830622. The cubic root of 5047078378 is about 1715.3260496345.

The spelling of 5047078378 in words is "five billion, forty-seven million, seventy-eight thousand, three hundred seventy-eight".