45443131011 has 12 divisors (see below), whose sum is σ = 65721225960. Its totient is φ = 30257967840.

The previous prime is 45443131007. The next prime is 45443131033. The reversal of 45443131011 is 11013134454.

45443131011 is a `hidden beast` number, since 4 + 544 + 3 + 13 + 101 + 1 = 666.

It is not a de Polignac number, because 45443131011 - 2² = 45443131007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45443139011) 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 11 ways as a sum of consecutive naturals, for example, 3113385 + ... + 3127946.

It is an arithmetic number, because the mean of its divisors is an integer number (5476768830).

Almost surely, 2^45443131011 is an apocalyptic number.

45443131011 is a deficient number, since it is larger than the sum of its proper divisors (20278094949).

45443131011 is a wasteful number, since it uses less digits than its factorization.

45443131011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6242146 (or 6242143 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 45443131011 its reverse (11013134454), we get a palindrome (56456265465).

The spelling of 45443131011 in words is "forty-five billion, four hundred forty-three million, one hundred thirty-one thousand, eleven".