53633211912 has 256 divisors, whose sum is σ = 171908352000. Its totient is φ = 15176699136.

The previous prime is 53633211893. The next prime is 53633211937. The reversal of 53633211912 is 21911233635.

53633211912 is a `hidden beast` number, since 5 + 3 + 633 + 2 + 1 + 1 + 9 + 12 = 666.

53633211912 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 105369514 + ... + 105370022.

It is an arithmetic number, because the mean of its divisors is an integer number (671517000).

Almost surely, 2^53633211912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53633211912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85954176000).

53633211912 is an abundant number, since it is smaller than the sum of its proper divisors (118275140088).

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

53633211912 is a wasteful number, since it uses less digits than its factorization.

53633211912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1065 (or 1055 counting only the distinct ones).

The product of its digits is 29160, while the sum is 36.

The spelling of 53633211912 in words is "fifty-three billion, six hundred thirty-three million, two hundred eleven thousand, nine hundred twelve".