424377720960 has 128 divisors (see below), whose sum is σ = 1353103652160. Its totient is φ = 113133957120.

The previous prime is 424377720941. The next prime is 424377720971. The reversal of 424377720960 is 69027773424.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6844659 + ... + 6906381.

Almost surely, 2^424377720960 is an apocalyptic number.

424377720960 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 424377720960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (676551826080).

424377720960 is an abundant number, since it is smaller than the sum of its proper divisors (928725931200).

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

424377720960 is a wasteful number, since it uses less digits than its factorization.

424377720960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65326 (or 65314 counting only the distinct ones).

The product of its (nonzero) digits is 3556224, while the sum is 51.

The spelling of 424377720960 in words is "four hundred twenty-four billion, three hundred seventy-seven million, seven hundred twenty thousand, nine hundred sixty".