2055775501 has 8 divisors (see below), whose sum is σ = 2255684760. Its totient is φ = 1861833792.

The previous prime is 2055775481. The next prime is 2055775517. The reversal of 2055775501 is 1055775502.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 401401225 + 1654374276 = 20035^2 + 40674^2 .

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

It is not a de Polignac number, because 2055775501 - 2¹¹ = 2055773453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2055775901) 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, 1491166 + ... + 1492543.

It is an arithmetic number, because the mean of its divisors is an integer number (281960595).

Almost surely, 2^2055775501 is an apocalyptic number.

It is an amenable number.

2055775501 is a deficient number, since it is larger than the sum of its proper divisors (199909259).

2055775501 is a wasteful number, since it uses less digits than its factorization.

2055775501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2983775.

The product of its (nonzero) digits is 61250, while the sum is 37.

The square root of 2055775501 is about 45340.6605708386. The cubic root of 2055775501 is about 1271.5259523725.

Subtracting from 2055775501 its reverse (1055775502), we obtain a palindrome (999999999).

The spelling of 2055775501 in words is "two billion, fifty-five million, seven hundred seventy-five thousand, five hundred one".