53663134452 has 24 divisors (see below), whose sum is σ = 125217892800. Its totient is φ = 17887152576.

The previous prime is 53663134451. The next prime is 53663134489. The reversal of 53663134452 is 25443136635.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53663134451) 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, 550624 + ... + 640712.

It is an arithmetic number, because the mean of its divisors is an integer number (5217412200).

Almost surely, 2^53663134452 is an apocalyptic number.

It is an amenable number.

53663134452 is an abundant number, since it is smaller than the sum of its proper divisors (71554758348).

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

53663134452 is a wasteful number, since it uses less digits than its factorization.

53663134452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139735 (or 139733 counting only the distinct ones).

The product of its digits is 777600, while the sum is 42.

The spelling of 53663134452 in words is "fifty-three billion, six hundred sixty-three million, one hundred thirty-four thousand, four hundred fifty-two".