53811321792 has 28 divisors (see below), whose sum is σ = 142375789416. Its totient is φ = 17937107200.

The previous prime is 53811321763. The next prime is 53811321803. The reversal of 53811321792 is 29712311835.

53811321792 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, 140133459 + ... + 140133842.

It is an arithmetic number, because the mean of its divisors is an integer number (5084849622).

Almost surely, 2^53811321792 is an apocalyptic number.

It is an amenable number.

53811321792 is an abundant number, since it is smaller than the sum of its proper divisors (88564467624).

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

53811321792 is a wasteful number, since it uses less digits than its factorization.

53811321792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280267316 (or 280267306 counting only the distinct ones).

The product of its digits is 90720, while the sum is 42.

The spelling of 53811321792 in words is "fifty-three billion, eight hundred eleven million, three hundred twenty-one thousand, seven hundred ninety-two".