4557550913 has 4 divisors (see below), whose sum is σ = 4557686100. Its totient is φ = 4557415728.

The previous prime is 4557550909. The next prime is 4557550969. The reversal of 4557550913 is 3190557554.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 3475338304 + 1082212609 = 58952^2 + 32897^2 .

It is a cyclic number.

It is not a de Polignac number, because 4557550913 - 2² = 4557550909 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4557550973) 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, 28763 + ... + 99711.

It is an arithmetic number, because the mean of its divisors is an integer number (1139421525).

Almost surely, 2^4557550913 is an apocalyptic number.

It is an amenable number.

4557550913 is a deficient number, since it is larger than the sum of its proper divisors (135187).

4557550913 is an equidigital number, since it uses as much as digits as its factorization.

4557550913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135186.

The product of its (nonzero) digits is 472500, while the sum is 44.

The square root of 4557550913 is about 67509.6357048385. The cubic root of 4557550913 is about 1657.9719405909.

The spelling of 4557550913 in words is "four billion, five hundred fifty-seven million, five hundred fifty thousand, nine hundred thirteen".