145415222024 has 16 divisors (see below), whose sum is σ = 273784887420. Its totient is φ = 72405918720.

The previous prime is 145415222023. The next prime is 145415222059. The reversal of 145415222024 is 420222514541.

It can be written as a sum of positive squares in 2 ways, for example, as 142794805924 + 2620416100 = 377882^2 + 51190^2 .

It is a super-2 number, since 2×145415222024² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145415222023) 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 3 ways as a sum of consecutive naturals, for example, 37709489 + ... + 37713344.

Almost surely, 2^145415222024 is an apocalyptic number.

It is an amenable number.

145415222024 is a deficient number, since it is larger than the sum of its proper divisors (128369665396).

145415222024 is a wasteful number, since it uses less digits than its factorization.

145415222024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75423080 (or 75423076 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 32.

Adding to 145415222024 its reverse (420222514541), we get a palindrome (565637736565).

The spelling of 145415222024 in words is "one hundred forty-five billion, four hundred fifteen million, two hundred twenty-two thousand, twenty-four".