2045412555 has 8 divisors (see below), whose sum is σ = 3272660112. Its totient is φ = 1090886688.

The previous prime is 2045412553. The next prime is 2045412559. The reversal of 2045412555 is 5552145402.

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

It is not a de Polignac number, because 2045412555 - 2¹ = 2045412553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2045412553) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 68180404 + ... + 68180433.

It is an arithmetic number, because the mean of its divisors is an integer number (409082514).

Almost surely, 2^2045412555 is an apocalyptic number.

2045412555 is a deficient number, since it is larger than the sum of its proper divisors (1227247557).

2045412555 is a wasteful number, since it uses less digits than its factorization.

2045412555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136360845.

The product of its (nonzero) digits is 40000, while the sum is 33.

The square root of 2045412555 is about 45226.2374623404. The cubic root of 2045412555 is about 1269.3858098223.

Adding to 2045412555 its reverse (5552145402), we get a palindrome (7597557957).

The spelling of 2045412555 in words is "two billion, forty-five million, four hundred twelve thousand, five hundred fifty-five".