144531262552 has 64 divisors (see below), whose sum is σ = 284263660800. Its totient is φ = 68811448320.

The previous prime is 144531262511. The next prime is 144531262553. The reversal of 144531262552 is 255262135441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144531262553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4144324 + ... + 4179052.

It is an arithmetic number, because the mean of its divisors is an integer number (4441619700).

Almost surely, 2^144531262552 is an apocalyptic number.

It is an amenable number.

144531262552 is a deficient number, since it is larger than the sum of its proper divisors (139732398248).

144531262552 is a wasteful number, since it uses less digits than its factorization.

144531262552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35036 (or 35032 counting only the distinct ones).

The product of its digits is 288000, while the sum is 40.

Adding to 144531262552 its reverse (255262135441), we get a palindrome (399793397993).

The spelling of 144531262552 in words is "one hundred forty-four billion, five hundred thirty-one million, two hundred sixty-two thousand, five hundred fifty-two".