4500726481 has 4 divisors (see below), whose sum is σ = 4504252212. Its totient is φ = 4497200752.

The previous prime is 4500726469. The next prime is 4500726487. The reversal of 4500726481 is 1846270054.

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 1632160000 + 2868566481 = 40400^2 + 53559^2 .

It is a cyclic number.

It is not a de Polignac number, because 4500726481 - 2²¹ = 4498629329 is a prime.

It is a super-2 number, since 2×4500726481² = 40513077713549286722, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4500726481.

It is not an unprimeable number, because it can be changed into a prime (4500726487) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1760950 + ... + 1763503.

It is an arithmetic number, because the mean of its divisors is an integer number (1126063053).

Almost surely, 2^4500726481 is an apocalyptic number.

It is an amenable number.

4500726481 is a deficient number, since it is larger than the sum of its proper divisors (3525731).

4500726481 is a wasteful number, since it uses less digits than its factorization.

4500726481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3525730.

The product of its (nonzero) digits is 53760, while the sum is 37.

The square root of 4500726481 is about 67087.4539761348. The cubic root of 4500726481 is about 1651.0524636449.

The spelling of 4500726481 in words is "four billion, five hundred million, seven hundred twenty-six thousand, four hundred eighty-one".