2055155011 has 24 divisors (see below), whose sum is σ = 2579174304. Its totient is φ = 1623162240.

The previous prime is 2055154993. The next prime is 2055155017. The reversal of 2055155011 is 1105515502.

It is not a de Polignac number, because 2055155011 - 2¹⁷ = 2055023939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2055155017) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 399391 + ... + 404503.

It is an arithmetic number, because the mean of its divisors is an integer number (107465596).

Almost surely, 2^2055155011 is an apocalyptic number.

2055155011 is a deficient number, since it is larger than the sum of its proper divisors (524019293).

2055155011 is a wasteful number, since it uses less digits than its factorization.

2055155011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5771 (or 5764 counting only the distinct ones).

The product of its (nonzero) digits is 1250, while the sum is 25.

The square root of 2055155011 is about 45333.8175206986. The cubic root of 2055155011 is about 1271.3980122467.

It can be divided in two parts, 205515501 and 1, that added together give a palindrome (205515502).

The spelling of 2055155011 in words is "two billion, fifty-five million, one hundred fifty-five thousand, eleven".