4455347797638 has 240 divisors, whose sum is σ = 10972948694400. Its totient is φ = 1346423109120.

The previous prime is 4455347797627. The next prime is 4455347797657. The reversal of 4455347797638 is 8367977435544.

4455347797638 is a `hidden beast` number, since 4 + 4 + 5 + 5 + 3 + 477 + 97 + 63 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 590186688 + ... + 590194236.

It is an arithmetic number, because the mean of its divisors is an integer number (45720619560).

Almost surely, 2^{4455347797638} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4455347797638, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5486474347200).

4455347797638 is an abundant number, since it is smaller than the sum of its proper divisors (6517600896762).

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

4455347797638 is a wasteful number, since it uses less digits than its factorization.

4455347797638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7865 (or 7825 counting only the distinct ones).

The product of its digits is 2133734400, while the sum is 72.

The spelling of 4455347797638 in words is "four trillion, four hundred fifty-five billion, three hundred forty-seven million, seven hundred ninety-seven thousand, six hundred thirty-eight".