63366136141440 has 256 divisors, whose sum is σ = 220494563942400. Its totient is φ = 15350805073920.

The previous prime is 63366136141421. The next prime is 63366136141559. The reversal of 63366136141440 is 4414163166336.

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

It is a self number, because there is not a number n which added to its sum of digits gives 63366136141440.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29349189 + ... + 31434171.

It is an arithmetic number, because the mean of its divisors is an integer number (861306890400).

Almost surely, 2^{63366136141440} is an apocalyptic number.

63366136141440 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63366136141440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110247281971200).

63366136141440 is an abundant number, since it is smaller than the sum of its proper divisors (157128427800960).

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

63366136141440 is a wasteful number, since it uses less digits than its factorization.

63366136141440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2086455 (or 2086443 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 48.

The spelling of 63366136141440 in words is "sixty-three trillion, three hundred sixty-six billion, one hundred thirty-six million, one hundred forty-one thousand, four hundred forty".