145503445014433 has 4 divisors (see below), whose sum is σ = 158731030924848. Its totient is φ = 132275859104020.

The previous prime is 145503445014413. The next prime is 145503445014449. The reversal of 145503445014433 is 334410544305541.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 145503445014433 - 2³³ = 145494855079841 is a prime.

It is a super-2 number, since 2×145503445014433² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145503445014413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6613792955191 + ... + 6613792955212.

It is an arithmetic number, because the mean of its divisors is an integer number (39682757731212).

Almost surely, 2^{145503445014433} is an apocalyptic number.

It is an amenable number.

145503445014433 is a deficient number, since it is larger than the sum of its proper divisors (13227585910415).

145503445014433 is a wasteful number, since it uses less digits than its factorization.

145503445014433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13227585910414.

The product of its (nonzero) digits is 3456000, while the sum is 46.

Adding to 145503445014433 its reverse (334410544305541), we get a palindrome (479913989319974).

The spelling of 145503445014433 in words is "one hundred forty-five trillion, five hundred three billion, four hundred forty-five million, fourteen thousand, four hundred thirty-three".