53343260064 has 72 divisors (see below), whose sum is σ = 152533138212. Its totient is φ = 17682831360.

The previous prime is 53343260051. The next prime is 53343260083. The reversal of 53343260064 is 46006234335.

53343260064 is a `hidden beast` number, since 5 + 3 + 3 + 43 + 2 + 600 + 6 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 48567344400 + 4775915664 = 220380^2 + 69108^2 .

It is a tau number, because it is divible by the number of its divisors (72).

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 11 ways as a sum of consecutive naturals, for example, 459529 + ... + 563784.

Almost surely, 2^53343260064 is an apocalyptic number.

It is an amenable number.

53343260064 is an abundant number, since it is smaller than the sum of its proper divisors (99189878148).

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

53343260064 is a wasteful number, since it uses less digits than its factorization.

53343260064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1023510 (or 1023499 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 36.

Adding to 53343260064 its reverse (46006234335), we get a palindrome (99349494399).

The spelling of 53343260064 in words is "fifty-three billion, three hundred forty-three million, two hundred sixty thousand, sixty-four".