2505204432403 has 8 divisors (see below), whose sum is σ = 2527824499200. Its totient is φ = 2482684677000.

The previous prime is 2505204432331. The next prime is 2505204432461. The reversal of 2505204432403 is 3042344025052.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2505204432403 - 2¹⁷ = 2505204301331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2505204432103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25027675 + ... + 25127572.

It is an arithmetic number, because the mean of its divisors is an integer number (315978062400).

Almost surely, 2^{2505204432403} is an apocalyptic number.

2505204432403 is a deficient number, since it is larger than the sum of its proper divisors (22620066797).

2505204432403 is a wasteful number, since it uses less digits than its factorization.

2505204432403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50155697.

The product of its (nonzero) digits is 115200, while the sum is 34.

Adding to 2505204432403 its reverse (3042344025052), we get a palindrome (5547548457455).

The spelling of 2505204432403 in words is "two trillion, five hundred five billion, two hundred four million, four hundred thirty-two thousand, four hundred three".