53142200452 has 24 divisors (see below), whose sum is σ = 103611876480. Its totient is φ = 23641596960.

The previous prime is 53142200437. The next prime is 53142200473. The reversal of 53142200452 is 25400224135.

It is a self number, because there is not a number n which added to its sum of digits gives 53142200452.

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, 12846627 + ... + 12850762.

It is an arithmetic number, because the mean of its divisors is an integer number (4317161520).

Almost surely, 2^53142200452 is an apocalyptic number.

It is an amenable number.

53142200452 is a deficient number, since it is larger than the sum of its proper divisors (50469676028).

53142200452 is a wasteful number, since it uses less digits than its factorization.

53142200452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25697451 (or 25697449 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

Adding to 53142200452 its reverse (25400224135), we get a palindrome (78542424587).

The spelling of 53142200452 in words is "fifty-three billion, one hundred forty-two million, two hundred thousand, four hundred fifty-two".