5125846529 has 4 divisors (see below), whose sum is σ = 5135049684. Its totient is φ = 5116643376.

The previous prime is 5125846459. The next prime is 5125846637. The reversal of 5125846529 is 9256485215.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 670551025 + 4455295504 = 25895^2 + 66748^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5125846529 is a prime.

It is a super-2 number, since 2×5125846529² = 52548605277722695682, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5125846129) 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, 4600742 + ... + 4601855.

It is an arithmetic number, because the mean of its divisors is an integer number (1283762421).

Almost surely, 2^5125846529 is an apocalyptic number.

It is an amenable number.

5125846529 is a deficient number, since it is larger than the sum of its proper divisors (9203155).

5125846529 is an equidigital number, since it uses as much as digits as its factorization.

5125846529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9203154.

The product of its digits is 864000, while the sum is 47.

The square root of 5125846529 is about 71595.0174872526. The cubic root of 5125846529 is about 1724.2035423113.

The spelling of 5125846529 in words is "five billion, one hundred twenty-five million, eight hundred forty-six thousand, five hundred twenty-nine".