53455723551468 has 144 divisors (see below), whose sum is σ = 157745368295424. Its totient is φ = 14945069462400.

The previous prime is 53455723551463. The next prime is 53455723551521. The reversal of 53455723551468 is 86415532755435.

It is a happy number.

53455723551468 is a `hidden beast` number, since 5 + 3 + 4 + 5 + 5 + 72 + 3 + 551 + 4 + 6 + 8 = 666.

53455723551468 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (53455723551463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 58183846 + ... + 59095442.

It is an arithmetic number, because the mean of its divisors is an integer number (1095453946496).

Almost surely, 2^{53455723551468} 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 53455723551468, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78872684147712).

53455723551468 is an abundant number, since it is smaller than the sum of its proper divisors (104289644743956).

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

53455723551468 is a wasteful number, since it uses less digits than its factorization.

53455723551468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 916612 (or 916607 counting only the distinct ones).

The product of its digits is 302400000, while the sum is 63.

The spelling of 53455723551468 in words is "fifty-three trillion, four hundred fifty-five billion, seven hundred twenty-three million, five hundred fifty-one thousand, four hundred sixty-eight".