5140344018 has 32 divisors (see below), whose sum is σ = 11194948800. Its totient is φ = 1567290816.

The previous prime is 5140344007. The next prime is 5140344061. The reversal of 5140344018 is 8104430415.

It is a Curzon 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, 774121 + ... + 780732.

It is an arithmetic number, because the mean of its divisors is an integer number (349842150).

Almost surely, 2^5140344018 is an apocalyptic number.

5140344018 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

5140344018 is an abundant number, since it is smaller than the sum of its proper divisors (6054604782).

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

5140344018 is a wasteful number, since it uses less digits than its factorization.

5140344018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1554906.

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 5140344018 is about 71696.1924930467. The cubic root of 5140344018 is about 1725.8275402618.

The spelling of 5140344018 in words is "five billion, one hundred forty million, three hundred forty-four thousand, eighteen".