5125810738 has 8 divisors (see below), whose sum is σ = 7690383900. Its totient is φ = 2562349440.

The previous prime is 5125810733. The next prime is 5125810763. The reversal of 5125810738 is 8370185215.

It can be written as a sum of positive squares in 2 ways, for example, as 5055636609 + 70174129 = 71103^2 + 8377^2 .

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

It is a super-2 number, since 2×5125810738² = 52547871443592209288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5125810738.

It is not an unprimeable number, because it can be changed into a prime (5125810733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266343 + ... + 284938.

Almost surely, 2^5125810738 is an apocalyptic number.

5125810738 is a deficient number, since it is larger than the sum of its proper divisors (2564573162).

5125810738 is a wasteful number, since it uses less digits than its factorization.

5125810738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555932.

The product of its (nonzero) digits is 67200, while the sum is 40.

The square root of 5125810738 is about 71594.7675322715. The cubic root of 5125810738 is about 1724.1995292433.

The spelling of 5125810738 in words is "five billion, one hundred twenty-five million, eight hundred ten thousand, seven hundred thirty-eight".