4453498538 has 4 divisors (see below), whose sum is σ = 6680247810. Its totient is φ = 2226749268.

The previous prime is 4453498531. The next prime is 4453498549. The reversal of 4453498538 is 8358943544.

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., 4452492529 + 1006009 = 66727^2 + 1003^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4453498538.

It is not an unprimeable number, because it can be changed into a prime (4453498531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1113374633 + ... + 1113374636.

Almost surely, 2^4453498538 is an apocalyptic number.

4453498538 is a deficient number, since it is larger than the sum of its proper divisors (2226749272).

4453498538 is a wasteful number, since it uses less digits than its factorization.

4453498538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2226749271.

The product of its digits is 8294400, while the sum is 53.

The square root of 4453498538 is about 66734.5378196328. The cubic root of 4453498538 is about 1645.2570913424.

The spelling of 4453498538 in words is "four billion, four hundred fifty-three million, four hundred ninety-eight thousand, five hundred thirty-eight".