145324551233 has 8 divisors (see below), whose sum is σ = 147800708160. Its totient is φ = 142848828720.

The previous prime is 145324551217. The next prime is 145324551241. The reversal of 145324551233 is 332155423541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 145324551233 - 2⁴ = 145324551217 is a prime.

It is a super-2 number, since 2×145324551233² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (145324551133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 605843 + ... + 810983.

It is an arithmetic number, because the mean of its divisors is an integer number (18475088520).

Almost surely, 2^145324551233 is an apocalyptic number.

It is an amenable number.

145324551233 is a deficient number, since it is larger than the sum of its proper divisors (2476156927).

145324551233 is a wasteful number, since it uses less digits than its factorization.

145324551233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217207.

The product of its digits is 216000, while the sum is 38.

Adding to 145324551233 its reverse (332155423541), we get a palindrome (477479974774).

The spelling of 145324551233 in words is "one hundred forty-five billion, three hundred twenty-four million, five hundred fifty-one thousand, two hundred thirty-three".