423742869256320 has 384 divisors, whose sum is σ = 1519704888998400. Its totient is φ = 108682113761280.

The previous prime is 423742869256307. The next prime is 423742869256361. The reversal of 423742869256320 is 23652968247324.

423742869256320 is a `hidden beast` number, since 4 + 2 + 3 + 7 + 4 + 2 + 8 + 69 + 2 + 563 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21825796 + ... + 36384764.

It is an arithmetic number, because the mean of its divisors is an integer number (3957564815100).

Almost surely, 2^{423742869256320} is an apocalyptic number.

423742869256320 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 423742869256320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (759852444499200).

423742869256320 is an abundant number, since it is smaller than the sum of its proper divisors (1095962019742080).

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

423742869256320 is a wasteful number, since it uses less digits than its factorization.

423742869256320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14559188 (or 14559173 counting only the distinct ones).

The product of its (nonzero) digits is 209018880, while the sum is 63.

The spelling of 423742869256320 in words is "four hundred twenty-three trillion, seven hundred forty-two billion, eight hundred sixty-nine million, two hundred fifty-six thousand, three hundred twenty".