427276543948800 has 2304 divisors, whose sum is σ = 1833710085043200. Its totient is φ = 85231927296000.

The previous prime is 427276543948783. The next prime is 427276543948811. The reversal of 427276543948800 is 8849345672724.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 159610213062 + ... + 159610215738.

It is an arithmetic number, because the mean of its divisors is an integer number (795881113300).

Almost surely, 2^{427276543948800} is an apocalyptic number.

427276543948800 is a gapful number since it is divisible by the number (40) 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 427276543948800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (916855042521600).

427276543948800 is an abundant number, since it is smaller than the sum of its proper divisors (1406433541094400).

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

427276543948800 is a wasteful number, since it uses less digits than its factorization.

427276543948800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3352 (or 3327 counting only the distinct ones).

The product of its (nonzero) digits is 650280960, while the sum is 69.

The spelling of 427276543948800 in words is "four hundred twenty-seven trillion, two hundred seventy-six billion, five hundred forty-three million, nine hundred forty-eight thousand, eight hundred".