53264070720 has 560 divisors, whose sum is σ = 217986181248. Its totient is φ = 12093235200.

The previous prime is 53264070683. The next prime is 53264070733. The reversal of 53264070720 is 2707046235.

It is a happy number.

53264070720 is a `hidden beast` number, since 5 + 3 + 2 + 640 + 7 + 0 + 7 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (560).

It is a super-2 number, since 2×53264070720² (a number of 22 digits) contains 22 as substring.

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 79 ways as a sum of consecutive naturals, for example, 29573820 + ... + 29575620.

Almost surely, 2^53264070720 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 53264070720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108993090624).

53264070720 is an abundant number, since it is smaller than the sum of its proper divisors (164722110528).

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

53264070720 is a wasteful number, since it uses less digits than its factorization.

53264070720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000 (or 1981 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 36.

The spelling of 53264070720 in words is "fifty-three billion, two hundred sixty-four million, seventy thousand, seven hundred twenty".