4591729245 has 16 divisors (see below), whose sum is σ = 7439765760. Its totient is φ = 2417922624.

The previous prime is 4591729217. The next prime is 4591729271. The reversal of 4591729245 is 5429271954.

It is a happy number.

It is not a de Polignac number, because 4591729245 - 2⁵ = 4591729213 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4591729194 and 4591729203.

It is a congruent number.

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, 1936254 + ... + 1938623.

It is an arithmetic number, because the mean of its divisors is an integer number (464985360).

Almost surely, 2^4591729245 is an apocalyptic number.

It is an amenable number.

4591729245 is a deficient number, since it is larger than the sum of its proper divisors (2848036515).

4591729245 is a wasteful number, since it uses less digits than its factorization.

4591729245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3874964.

The product of its digits is 907200, while the sum is 48.

The square root of 4591729245 is about 67762.2995846511. The cubic root of 4591729245 is about 1662.1061529218.

The spelling of 4591729245 in words is "four billion, five hundred ninety-one million, seven hundred twenty-nine thousand, two hundred forty-five".