145616633233 has 8 divisors (see below), whose sum is σ = 152173346688. Its totient is φ = 139204023504.

The previous prime is 145616633191. The next prime is 145616633237. The reversal of 145616633233 is 332336616541.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145616633233 is a prime.

It is a super-2 number, since 2×145616633233² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 145616633233.

It is not an unprimeable number, because it can be changed into a prime (145616633237) 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, 36023866 + ... + 36027907.

It is an arithmetic number, because the mean of its divisors is an integer number (19021668336).

Almost surely, 2^145616633233 is an apocalyptic number.

It is an amenable number.

145616633233 is a deficient number, since it is larger than the sum of its proper divisors (6556713455).

145616633233 is an equidigital number, since it uses as much as digits as its factorization.

145616633233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72051863.

The product of its digits is 699840, while the sum is 43.

The spelling of 145616633233 in words is "one hundred forty-five billion, six hundred sixteen million, six hundred thirty-three thousand, two hundred thirty-three".