45511445311 has 4 divisors (see below), whose sum is σ = 46282825800. Its totient is φ = 44740064824.

The previous prime is 45511445261. The next prime is 45511445321. The reversal of 45511445311 is 11354411554.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45511445311 - 2¹⁵ = 45511412543 is a prime.

It is a super-2 number, since 2×45511445311² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45511445321) 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 3 ways as a sum of consecutive naturals, for example, 385690156 + ... + 385690273.

It is an arithmetic number, because the mean of its divisors is an integer number (11570706450).

Almost surely, 2^45511445311 is an apocalyptic number.

45511445311 is a deficient number, since it is larger than the sum of its proper divisors (771380489).

45511445311 is an equidigital number, since it uses as much as digits as its factorization.

45511445311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771380488.

The product of its digits is 24000, while the sum is 34.

Adding to 45511445311 its reverse (11354411554), we get a palindrome (56865856865).

The spelling of 45511445311 in words is "forty-five billion, five hundred eleven million, four hundred forty-five thousand, three hundred eleven".