53639582448 has 20 divisors (see below), whose sum is σ = 138568921448. Its totient is φ = 17879860800.

The previous prime is 53639582431. The next prime is 53639582471. The reversal of 53639582448 is 84428593635.

53639582448 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 558745603 + ... + 558745698.

Almost surely, 2^53639582448 is an apocalyptic number.

It is an amenable number.

53639582448 is an abundant number, since it is smaller than the sum of its proper divisors (84929339000).

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

53639582448 is a wasteful number, since it uses less digits than its factorization.

53639582448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1117491312 (or 1117491306 counting only the distinct ones).

The product of its digits is 24883200, while the sum is 57.

The spelling of 53639582448 in words is "fifty-three billion, six hundred thirty-nine million, five hundred eighty-two thousand, four hundred forty-eight".