145202244042 has 16 divisors (see below), whose sum is σ = 290422222272. Its totient is φ = 48397792320.

The previous prime is 145202244023. The next prime is 145202244071. The reversal of 145202244042 is 240442202541.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 631278 + ... + 830009.

It is an arithmetic number, because the mean of its divisors is an integer number (18151388892).

Almost surely, 2^145202244042 is an apocalyptic number.

145202244042 is an abundant number, since it is smaller than the sum of its proper divisors (145219978230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145202244042 is a wasteful number, since it uses less digits than its factorization.

145202244042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1477853.

The product of its (nonzero) digits is 20480, while the sum is 30.

Adding to 145202244042 its reverse (240442202541), we get a palindrome (385644446583).

The spelling of 145202244042 in words is "one hundred forty-five billion, two hundred two million, two hundred forty-four thousand, forty-two".