144572417252 has 12 divisors (see below), whose sum is σ = 253023240960. Its totient is φ = 72280062696.

The previous prime is 144572417239. The next prime is 144572417257. The reversal of 144572417252 is 252714275441.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (144572417257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1483352 + ... + 1577807.

It is an arithmetic number, because the mean of its divisors is an integer number (21085270080).

Almost surely, 2^144572417252 is an apocalyptic number.

It is an amenable number.

144572417252 is a deficient number, since it is larger than the sum of its proper divisors (108450823708).

144572417252 is a wasteful number, since it uses less digits than its factorization.

144572417252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3072970 (or 3072968 counting only the distinct ones).

The product of its digits is 627200, while the sum is 44.

The spelling of 144572417252 in words is "one hundred forty-four billion, five hundred seventy-two million, four hundred seventeen thousand, two hundred fifty-two".