2505555280330 has 16 divisors (see below), whose sum is σ = 4510025234280. Its totient is φ = 1002216394432.

The previous prime is 2505555280253. The next prime is 2505555280331. The reversal of 2505555280330 is 330825555052.

It can be written as a sum of positive squares in 4 ways, for example, as 2415764558529 + 89790721801 = 1554273^2 + 299651^2 .

It is not an unprimeable number, because it can be changed into a prime (2505555280331) 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, 1433136 + ... + 2658004.

Almost surely, 2^{2505555280330} is an apocalyptic number.

2505555280330 is a deficient number, since it is larger than the sum of its proper divisors (2004469953950).

2505555280330 is a wasteful number, since it uses less digits than its factorization.

2505555280330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1429433.

The product of its (nonzero) digits is 900000, while the sum is 43.

The spelling of 2505555280330 in words is "two trillion, five hundred five billion, five hundred fifty-five million, two hundred eighty thousand, three hundred thirty".