145052210042 has 8 divisors (see below), whose sum is σ = 218512128276. Its totient is φ = 72214833952.

The previous prime is 145052210029. The next prime is 145052210059. The reversal of 145052210042 is 240012250541.

It can be written as a sum of positive squares in 2 ways, for example, as 144157661761 + 894548281 = 379681^2 + 29909^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 145052209993 and 145052210020.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155634953 + ... + 155635884.

Almost surely, 2^145052210042 is an apocalyptic number.

145052210042 is a deficient number, since it is larger than the sum of its proper divisors (73459918234).

145052210042 is a wasteful number, since it uses less digits than its factorization.

145052210042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311271072.

The product of its (nonzero) digits is 3200, while the sum is 26.

Adding to 145052210042 its reverse (240012250541), we get a palindrome (385064460583).

The spelling of 145052210042 in words is "one hundred forty-five billion, fifty-two million, two hundred ten thousand, forty-two".