145554323033 has 32 divisors (see below), whose sum is σ = 172640010240. Its totient is φ = 120086712000.

The previous prime is 145554323009. The next prime is 145554323039. The reversal of 145554323033 is 330323455541.

It is a cyclic number.

It is not a de Polignac number, because 145554323033 - 2⁸ = 145554322777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145554323039) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41692418 + ... + 41695908.

It is an arithmetic number, because the mean of its divisors is an integer number (5395000320).

Almost surely, 2^145554323033 is an apocalyptic number.

It is an amenable number.

145554323033 is a deficient number, since it is larger than the sum of its proper divisors (27085687207).

145554323033 is a wasteful number, since it uses less digits than its factorization.

145554323033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4509.

The product of its (nonzero) digits is 324000, while the sum is 38.

Adding to 145554323033 its reverse (330323455541), we get a palindrome (475877778574).

The spelling of 145554323033 in words is "one hundred forty-five billion, five hundred fifty-four million, three hundred twenty-three thousand, thirty-three".