5145135458 has 8 divisors (see below), whose sum is σ = 7719466860. Its totient is φ = 2571979840.

The previous prime is 5145135407. The next prime is 5145135467. The reversal of 5145135458 is 8545315415.

It can be written as a sum of positive squares in 2 ways, for example, as 5144188729 + 946729 = 71723^2 + 973^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 282923 + ... + 300558.

Almost surely, 2^5145135458 is an apocalyptic number.

5145135458 is a deficient number, since it is larger than the sum of its proper divisors (2574331402).

5145135458 is a wasteful number, since it uses less digits than its factorization.

5145135458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587892.

The product of its digits is 240000, while the sum is 41.

The square root of 5145135458 is about 71729.5995945886. The cubic root of 5145135458 is about 1726.3636023816.

The spelling of 5145135458 in words is "five billion, one hundred forty-five million, one hundred thirty-five thousand, four hundred fifty-eight".