145244004242233 has 16 divisors (see below), whose sum is σ = 165305046110400. Its totient is φ = 126508963752000.

The previous prime is 145244004242189. The next prime is 145244004242261. The reversal of 145244004242233 is 332242400442541.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145244004242233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145244004242273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1171317298 + ... + 1171441291.

It is an arithmetic number, because the mean of its divisors is an integer number (10331565381900).

Almost surely, 2^{145244004242233} is an apocalyptic number.

145244004242233 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

145244004242233 is a deficient number, since it is larger than the sum of its proper divisors (20061041868167).

145244004242233 is a wasteful number, since it uses less digits than its factorization.

145244004242233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2342758872.

The product of its (nonzero) digits is 737280, while the sum is 40.

Adding to 145244004242233 its reverse (332242400442541), we get a palindrome (477486404684774).

The spelling of 145244004242233 in words is "one hundred forty-five trillion, two hundred forty-four billion, four million, two hundred forty-two thousand, two hundred thirty-three".