53904039936 has 84 divisors (see below), whose sum is σ = 143832451476. Its totient is φ = 17955880960.

The previous prime is 53904039929. The next prime is 53904039979. The reversal of 53904039936 is 63993040935.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36396316 + ... + 36397796.

It is an arithmetic number, because the mean of its divisors is an integer number (1712291089).

Almost surely, 2^53904039936 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 53904039936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71916225738).

53904039936 is an abundant number, since it is smaller than the sum of its proper divisors (89928411540).

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

53904039936 is an frugal number, since it uses more digits than its factorization.

53904039936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2991 (or 1486 counting only the distinct ones).

The product of its (nonzero) digits is 2361960, while the sum is 51.

The spelling of 53904039936 in words is "fifty-three billion, nine hundred four million, thirty-nine thousand, nine hundred thirty-six".