53701787072 has 84 divisors (see below), whose sum is σ = 110600355888. Its totient is φ = 25869772800.

The previous prime is 53701787057. The next prime is 53701787081. The reversal of 53701787072 is 27078710735.

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 11 ways as a sum of consecutive naturals, for example, 14820653 + ... + 14824275.

Almost surely, 2^53701787072 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 53701787072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55300177944).

53701787072 is an abundant number, since it is smaller than the sum of its proper divisors (56898568816).

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

53701787072 is a wasteful number, since it uses less digits than its factorization.

53701787072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3938 (or 3897 counting only the distinct ones).

The product of its (nonzero) digits is 576240, while the sum is 47.

The spelling of 53701787072 in words is "fifty-three billion, seven hundred one million, seven hundred eighty-seven thousand, seventy-two".