4516468538 has 4 divisors (see below), whose sum is σ = 6774702810. Its totient is φ = 2258234268.

The previous prime is 4516468501. The next prime is 4516468547. The reversal of 4516468538 is 8358646154.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4260564529 + 255904009 = 65273^2 + 15997^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1129117133 + ... + 1129117136.

Almost surely, 2^4516468538 is an apocalyptic number.

4516468538 is a deficient number, since it is larger than the sum of its proper divisors (2258234272).

4516468538 is a wasteful number, since it uses less digits than its factorization.

4516468538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2258234271.

The product of its digits is 2764800, while the sum is 50.

The square root of 4516468538 is about 67204.6764593060. The cubic root of 4516468538 is about 1652.9751694009.

The spelling of 4516468538 in words is "four billion, five hundred sixteen million, four hundred sixty-eight thousand, five hundred thirty-eight".