5145135852 has 48 divisors (see below), whose sum is σ = 12072447072. Its totient is φ = 1705482240.

The previous prime is 5145135851. The next prime is 5145135881. The reversal of 5145135852 is 2585315415.

It is a self number, because there is not a number n which added to its sum of digits gives 5145135852.

It is not an unprimeable number, because it can be changed into a prime (5145135851) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2079288 + ... + 2081760.

It is an arithmetic number, because the mean of its divisors is an integer number (251509314).

Almost surely, 2^5145135852 is an apocalyptic number.

It is an amenable number.

5145135852 is an abundant number, since it is smaller than the sum of its proper divisors (6927311220).

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

5145135852 is a wasteful number, since it uses less digits than its factorization.

5145135852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3378 (or 3376 counting only the distinct ones).

The product of its digits is 120000, while the sum is 39.

The square root of 5145135852 is about 71729.6023410140. The cubic root of 5145135852 is about 1726.3636464483.

The spelling of 5145135852 in words is "five billion, one hundred forty-five million, one hundred thirty-five thousand, eight hundred fifty-two".