145042243202 has 8 divisors (see below), whose sum is σ = 217633352700. Its totient is φ = 72497792304.

The previous prime is 145042243183. The next prime is 145042243223. The reversal of 145042243202 is 202342240541.

It can be written as a sum of positive squares in 2 ways, for example, as 137113943521 + 7928299681 = 370289^2 + 89041^2 .

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

It is an unprimeable number.

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, 11656877 + ... + 11669312.

Almost surely, 2^145042243202 is an apocalyptic number.

145042243202 is a deficient number, since it is larger than the sum of its proper divisors (72591109498).

145042243202 is a wasteful number, since it uses less digits than its factorization.

145042243202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23329300.

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 145042243202 its reverse (202342240541), we get a palindrome (347384483743).

The spelling of 145042243202 in words is "one hundred forty-five billion, forty-two million, two hundred forty-three thousand, two hundred two".