5145218746 has 8 divisors (see below), whose sum is σ = 7719938100. Its totient is φ = 2571906048.

The previous prime is 5145218719. The next prime is 5145218809. The reversal of 5145218746 is 6478125415.

It can be written as a sum of positive squares in 2 ways, for example, as 4734953721 + 410265025 = 68811^2 + 20255^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342471 + ... + 357178.

Almost surely, 2^5145218746 is an apocalyptic number.

5145218746 is a deficient number, since it is larger than the sum of its proper divisors (2574719354).

5145218746 is a wasteful number, since it uses less digits than its factorization.

5145218746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703328.

The product of its digits is 268800, while the sum is 43.

The square root of 5145218746 is about 71730.1801614913. The cubic root of 5145218746 is about 1726.3729176268.

The spelling of 5145218746 in words is "five billion, one hundred forty-five million, two hundred eighteen thousand, seven hundred forty-six".