42453418968 has 192 divisors, whose sum is σ = 126989491200. Its totient is φ = 12760416000.

The previous prime is 42453418933. The next prime is 42453418993. The reversal of 42453418968 is 86981435424.

42453418968 is a `hidden beast` number, since 4 + 2 + 4 + 534 + 18 + 96 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 2578683 + ... + 2595093.

It is an arithmetic number, because the mean of its divisors is an integer number (661403600).

Almost surely, 2^42453418968 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 42453418968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63494745600).

42453418968 is an abundant number, since it is smaller than the sum of its proper divisors (84536072232).

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

42453418968 is a wasteful number, since it uses less digits than its factorization.

42453418968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16534 (or 16527 counting only the distinct ones).

The product of its digits is 6635520, while the sum is 54.

The spelling of 42453418968 in words is "forty-two billion, four hundred fifty-three million, four hundred eighteen thousand, nine hundred sixty-eight".