423336767040 has 560 divisors, whose sum is σ = 1653041712960. Its totient is φ = 101986283520.

The previous prime is 423336767017. The next prime is 423336767069. The reversal of 423336767040 is 40767633324.

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

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 46470006 + ... + 46479114.

Almost surely, 2^423336767040 is an apocalyptic number.

423336767040 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 423336767040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (826520856480).

423336767040 is an abundant number, since it is smaller than the sum of its proper divisors (1229704945920).

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

423336767040 is a wasteful number, since it uses less digits than its factorization.

423336767040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9312 (or 9293 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 45.

The spelling of 423336767040 in words is "four hundred twenty-three billion, three hundred thirty-six million, seven hundred sixty-seven thousand, forty".