5125261000 has 64 divisors (see below), whose sum is σ = 12380060160. Its totient is φ = 1983960000.

The previous prime is 5125260991. The next prime is 5125261019. The reversal of 5125261000 is 1625215.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51666 + ... + 113665.

It is an arithmetic number, because the mean of its divisors is an integer number (193438440).

Almost surely, 2^5125261000 is an apocalyptic number.

5125261000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5125261000 is an abundant number, since it is smaller than the sum of its proper divisors (7254799160).

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

5125261000 is a wasteful number, since it uses less digits than its factorization.

5125261000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165383 (or 165369 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 5125261000 is about 71590.9281962456. The cubic root of 5125261000 is about 1724.1378874897.

Adding to 5125261000 its reverse (1625215), we get a palindrome (5126886215).

The spelling of 5125261000 in words is "five billion, one hundred twenty-five million, two hundred sixty-one thousand".