53535633894 has 12 divisors (see below), whose sum is σ = 115993873476. Its totient is φ = 17845211292.

The previous prime is 53535633883. The next prime is 53535633901. The reversal of 53535633894 is 49833653535.

It is a self number, because there is not a number n which added to its sum of digits gives 53535633894.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1487100924 + ... + 1487100959.

It is an arithmetic number, because the mean of its divisors is an integer number (9666156123).

Almost surely, 2^53535633894 is an apocalyptic number.

53535633894 is an abundant number, since it is smaller than the sum of its proper divisors (62458239582).

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

53535633894 is a wasteful number, since it uses less digits than its factorization.

53535633894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2974201891 (or 2974201888 counting only the distinct ones).

The product of its digits is 17496000, while the sum is 54.

The spelling of 53535633894 in words is "fifty-three billion, five hundred thirty-five million, six hundred thirty-three thousand, eight hundred ninety-four".