4645421529 has 16 divisors (see below), whose sum is σ = 7223203200. Its totient is φ = 2654526000.

The previous prime is 4645421497. The next prime is 4645421593. The reversal of 4645421529 is 9251245464.

It is not a de Polignac number, because 4645421529 - 2⁵ = 4645421497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4645421329) 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, 2256222 + ... + 2258279.

It is an arithmetic number, because the mean of its divisors is an integer number (451450200).

Almost surely, 2^4645421529 is an apocalyptic number.

4645421529 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

4645421529 is a deficient number, since it is larger than the sum of its proper divisors (2577781671).

4645421529 is an equidigital number, since it uses as much as digits as its factorization.

4645421529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4514525 (or 4514511 counting only the distinct ones).

The product of its digits is 345600, while the sum is 42.

The square root of 4645421529 is about 68157.3292390481. The cubic root of 4645421529 is about 1668.5595439865.

The spelling of 4645421529 in words is "four billion, six hundred forty-five million, four hundred twenty-one thousand, five hundred twenty-nine".