4992129025 has 27 divisors (see below), whose sum is σ = 6709213161. Its totient is φ = 3683103840.

The previous prime is 4992128987. The next prime is 4992129061. The reversal of 4992129025 is 5209212994.

The square root of 4992129025 is 70655.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 1286728641 + 3705400384 = 35871^2 + 60872^2 .

It is a de Polignac number, because none of the positive numbers 2^k-4992129025 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 4592032 + ... + 4593118.

Almost surely, 2^4992129025 is an apocalyptic number.

4992129025 is the 70655-th square number.

4992129025 is the 35328-th centered octagonal number.

It is an amenable number.

4992129025 is a deficient number, since it is larger than the sum of its proper divisors (1717084136).

4992129025 is an equidigital number, since it uses as much as digits as its factorization.

4992129025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2210 (or 1105 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 43.

The cubic root of 4992129025 is about 1709.0781969056.

The spelling of 4992129025 in words is "four billion, nine hundred ninety-two million, one hundred twenty-nine thousand, twenty-five".