53660367072 has 72 divisors (see below), whose sum is σ = 164334885624. Its totient is φ = 16510881024.

The previous prime is 53660367071. The next prime is 53660367107. The reversal of 53660367072 is 27076306635.

53660367072 is a `hidden beast` number, since 5 + 36 + 603 + 6 + 7 + 0 + 7 + 2 = 666.

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

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53660367071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7162438 + ... + 7169925.

It is an arithmetic number, because the mean of its divisors is an integer number (2282428967).

Almost surely, 2^53660367072 is an apocalyptic number.

53660367072 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

53660367072 is an abundant number, since it is smaller than the sum of its proper divisors (110674518552).

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

53660367072 is a wasteful number, since it uses less digits than its factorization.

53660367072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14332392 (or 14332381 counting only the distinct ones).

The product of its (nonzero) digits is 952560, while the sum is 45.

The spelling of 53660367072 in words is "fifty-three billion, six hundred sixty million, three hundred sixty-seven thousand, seventy-two".