63954043058360 has 256 divisors, whose sum is σ = 179425251532800. Its totient is φ = 19975286403072.

The previous prime is 63954043058341. The next prime is 63954043058401. The reversal of 63954043058360 is 6385034045936.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a junction number, because it is equal to n+sod(n) for n = 63954043058296 and 63954043058305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 660476909 + ... + 660573731.

It is an arithmetic number, because the mean of its divisors is an integer number (700879888800).

Almost surely, 2^{63954043058360} 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 63954043058360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89712625766400).

63954043058360 is an abundant number, since it is smaller than the sum of its proper divisors (115471208474440).

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

63954043058360 is a wasteful number, since it uses less digits than its factorization.

63954043058360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99230 (or 99226 counting only the distinct ones).

The product of its (nonzero) digits is 27993600, while the sum is 56.

The spelling of 63954043058360 in words is "sixty-three trillion, nine hundred fifty-four billion, forty-three million, fifty-eight thousand, three hundred sixty".