632144252653 has 8 divisors (see below), whose sum is σ = 643096908000. Its totient is φ = 621199542288.

The previous prime is 632144252651. The next prime is 632144252659. The reversal of 632144252653 is 356252441236.

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

It is a cyclic number.

It is not a de Polignac number, because 632144252653 - 2¹ = 632144252651 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (632144252651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1825626 + ... + 2144107.

It is an arithmetic number, because the mean of its divisors is an integer number (80387113500).

Almost surely, 2^632144252653 is an apocalyptic number.

It is an amenable number.

632144252653 is a deficient number, since it is larger than the sum of its proper divisors (10952655347).

632144252653 is a wasteful number, since it uses less digits than its factorization.

632144252653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3972491.

The product of its digits is 1036800, while the sum is 43.

Adding to 632144252653 its reverse (356252441236), we get a palindrome (988396693889).

The spelling of 632144252653 in words is "six hundred thirty-two billion, one hundred forty-four million, two hundred fifty-two thousand, six hundred fifty-three".