53063867359656 has 160 divisors (see below), whose sum is σ = 152728792381440. Its totient is φ = 17200448330112.

The previous prime is 53063867359649. The next prime is 53063867359681. The reversal of 53063867359656 is 65695376836035.

It is a happy number.

53063867359656 is a `hidden beast` number, since 530 + 6 + 3 + 8 + 6 + 7 + 35 + 9 + 6 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 43101225 + ... + 44315271.

It is an arithmetic number, because the mean of its divisors is an integer number (954554952384).

Almost surely, 2^{53063867359656} 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 53063867359656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76364396190720).

53063867359656 is an abundant number, since it is smaller than the sum of its proper divisors (99664925021784).

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

53063867359656 is a wasteful number, since it uses less digits than its factorization.

53063867359656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1215925 (or 1215912 counting only the distinct ones).

The product of its (nonzero) digits is 2204496000, while the sum is 72.

The spelling of 53063867359656 in words is "fifty-three trillion, sixty-three billion, eight hundred sixty-seven million, three hundred fifty-nine thousand, six hundred fifty-six".