2530505550 has 24 divisors (see below), whose sum is σ = 6275654136. Its totient is φ = 674801440.

The previous prime is 2530505503. The next prime is 2530505567. The reversal of 2530505550 is 555050352.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8434869 + ... + 8435168.

It is an arithmetic number, because the mean of its divisors is an integer number (261485589).

Almost surely, 2^2530505550 is an apocalyptic number.

2530505550 is an abundant number, since it is smaller than the sum of its proper divisors (3745148586).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2530505550 is a wasteful number, since it uses less digits than its factorization.

2530505550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16870052 (or 16870047 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 30.

The square root of 2530505550 is about 50304.1305461092. The cubic root of 2530505550 is about 1362.7068260499.

The spelling of 2530505550 in words is "two billion, five hundred thirty million, five hundred five thousand, five hundred fifty".