422485737120 has 144 divisors (see below), whose sum is σ = 1442379687840. Its totient is φ = 112612296192.

The previous prime is 422485737067. The next prime is 422485737197. The reversal of 422485737120 is 21737584224.

422485737120 is a `hidden beast` number, since 4 + 2 + 2 + 4 + 8 + 573 + 71 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3199771 + ... + 3329189.

It is an arithmetic number, because the mean of its divisors is an integer number (10016525610).

Almost surely, 2^422485737120 is an apocalyptic number.

422485737120 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 422485737120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (721189843920).

422485737120 is an abundant number, since it is smaller than the sum of its proper divisors (1019893950720).

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

422485737120 is a wasteful number, since it uses less digits than its factorization.

422485737120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131707 (or 131696 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 45.

The spelling of 422485737120 in words is "four hundred twenty-two billion, four hundred eighty-five million, seven hundred thirty-seven thousand, one hundred twenty".