45511252111 has 16 divisors (see below), whose sum is σ = 50264524800. Its totient is φ = 40944381408.

The previous prime is 45511252079. The next prime is 45511252133. The reversal of 45511252111 is 11125211554.

45511252111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 45511252111 - 2⁵ = 45511252079 is a prime.

It is a super-2 number, since 2×45511252111² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45511252111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45511250111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9801 + ... + 301858.

It is an arithmetic number, because the mean of its divisors is an integer number (3141532800).

Almost surely, 2^45511252111 is an apocalyptic number.

45511252111 is a deficient number, since it is larger than the sum of its proper divisors (4753272689).

45511252111 is a wasteful number, since it uses less digits than its factorization.

45511252111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311958.

The product of its digits is 2000, while the sum is 28.

Adding to 45511252111 its reverse (11125211554), we get a palindrome (56636463665).

The spelling of 45511252111 in words is "forty-five billion, five hundred eleven million, two hundred fifty-two thousand, one hundred eleven".