45144161532423 has 12 divisors (see below), whose sum is σ = 66277220756968. Its totient is φ = 29602728873360.

The previous prime is 45144161532377. The next prime is 45144161532467. The reversal of 45144161532423 is 32423516144154.

45144161532423 is a `hidden beast` number, since 4 + 5 + 1 + 4 + 4 + 1 + 615 + 3 + 2 + 4 + 23 = 666.

45144161532423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45144161532423 - 2¹⁸ = 45144161270279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45144161533423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41114900665 + ... + 41114901762.

Almost surely, 2^{45144161532423} is an apocalyptic number.

45144161532423 is a deficient number, since it is larger than the sum of its proper divisors (21133059224545).

45144161532423 is a wasteful number, since it uses less digits than its factorization.

45144161532423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82229802494 (or 82229802491 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 45.

Adding to 45144161532423 its reverse (32423516144154), we get a palindrome (77567677676577).

The spelling of 45144161532423 in words is "forty-five trillion, one hundred forty-four billion, one hundred sixty-one million, five hundred thirty-two thousand, four hundred twenty-three".