5145559730 has 16 divisors (see below), whose sum is σ = 9346982040. Its totient is φ = 2039340672.

The previous prime is 5145559721. The next prime is 5145559753. The reversal of 5145559730 is 379555415.

It can be written as a sum of positive squares in 4 ways, for example, as 5100387889 + 45171841 = 71417^2 + 6721^2 .

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, 2359259 + ... + 2361438.

Almost surely, 2^5145559730 is an apocalyptic number.

5145559730 is a deficient number, since it is larger than the sum of its proper divisors (4201422310).

5145559730 is a wasteful number, since it uses less digits than its factorization.

5145559730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4720813.

The product of its (nonzero) digits is 472500, while the sum is 44.

The square root of 5145559730 is about 71732.5569738037. The cubic root of 5145559730 is about 1726.4110535202.

The spelling of 5145559730 in words is "five billion, one hundred forty-five million, five hundred fifty-nine thousand, seven hundred thirty".