2661525055 has 16 divisors (see below), whose sum is σ = 3654642240. Its totient is φ = 1822770432.

The previous prime is 2661525037. The next prime is 2661525067. The reversal of 2661525055 is 5505251662.

It is not a de Polignac number, because 2661525055 - 2²⁵ = 2627970623 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18684 + ... + 75313.

It is an arithmetic number, because the mean of its divisors is an integer number (228415140).

Almost surely, 2^2661525055 is an apocalyptic number.

2661525055 is a deficient number, since it is larger than the sum of its proper divisors (993117185).

2661525055 is an equidigital number, since it uses as much as digits as its factorization.

2661525055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94818.

The product of its (nonzero) digits is 90000, while the sum is 37.

The square root of 2661525055 is about 51589.9704884583. The cubic root of 2661525055 is about 1385.8307266758.

The spelling of 2661525055 in words is "two billion, six hundred sixty-one million, five hundred twenty-five thousand, fifty-five".