53450082768 has 40 divisors (see below), whose sum is σ = 138877548768. Its totient is φ = 17713704832.

The previous prime is 53450082767. The next prime is 53450082773. The reversal of 53450082768 is 86728005435.

It is a super-2 number, since 2×53450082768² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53450082767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3210030 + ... + 3226637.

Almost surely, 2^53450082768 is an apocalyptic number.

It is an amenable number.

53450082768 is an abundant number, since it is smaller than the sum of its proper divisors (85427466000).

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

53450082768 is a wasteful number, since it uses less digits than its factorization.

53450082768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6436851 (or 6436845 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 48.

The spelling of 53450082768 in words is "fifty-three billion, four hundred fifty million, eighty-two thousand, seven hundred sixty-eight".