2525505550 has 24 divisors (see below), whose sum is σ = 4973762016. Its totient is φ = 950778240.

The previous prime is 2525505509. The next prime is 2525505557. The reversal of 2525505550 is 555055252.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2525505557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1484742 + ... + 1486441.

It is an arithmetic number, because the mean of its divisors is an integer number (207240084).

Almost surely, 2^2525505550 is an apocalyptic number.

2525505550 is a deficient number, since it is larger than the sum of its proper divisors (2448256466).

2525505550 is a wasteful number, since it uses less digits than its factorization.

2525505550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2971212 (or 2971207 counting only the distinct ones).

The product of its (nonzero) digits is 62500, while the sum is 34.

The square root of 2525505550 is about 50254.4082643503. The cubic root of 2525505550 is about 1361.8087147798.

The spelling of 2525505550 in words is "two billion, five hundred twenty-five million, five hundred five thousand, five hundred fifty".