63434450441154 has 256 divisors, whose sum is σ = 146868438076416. Its totient is φ = 18114809856000.

The previous prime is 63434450441147. The next prime is 63434450441183. The reversal of 63434450441154 is 45114405443436.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 9382403134 + ... + 9382409894.

It is an arithmetic number, because the mean of its divisors is an integer number (573704836236).

Almost surely, 2^{63434450441154} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63434450441154, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73434219038208).

63434450441154 is an abundant number, since it is smaller than the sum of its proper divisors (83433987635262).

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

63434450441154 is a wasteful number, since it uses less digits than its factorization.

63434450441154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7933.

The product of its (nonzero) digits is 5529600, while the sum is 48.

The spelling of 63434450441154 in words is "sixty-three trillion, four hundred thirty-four billion, four hundred fifty million, four hundred forty-one thousand, one hundred fifty-four".