5143764278 has 16 divisors (see below), whose sum is σ = 7991406000. Its totient is φ = 2480177952.

The previous prime is 5143764251. The next prime is 5143764289. The reversal of 5143764278 is 8724673415.

It is a super-2 number, since 2×5143764278² = 52916621895257722568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5408 + ... + 101571.

It is an arithmetic number, because the mean of its divisors is an integer number (499462875).

Almost surely, 2^5143764278 is an apocalyptic number.

5143764278 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

5143764278 is a deficient number, since it is larger than the sum of its proper divisors (2847641722).

5143764278 is a wasteful number, since it uses less digits than its factorization.

5143764278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107839.

The product of its digits is 1128960, while the sum is 47.

The square root of 5143764278 is about 71720.0409787948. The cubic root of 5143764278 is about 1726.2102299662.

The spelling of 5143764278 in words is "five billion, one hundred forty-three million, seven hundred sixty-four thousand, two hundred seventy-eight".