426765630880 has 192 divisors, whose sum is σ = 1106668749312. Its totient is φ = 154857553920.

The previous prime is 426765630839. The next prime is 426765630881. The reversal of 426765630880 is 88036567624.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (426765630881) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10748665 + ... + 10788295.

It is an arithmetic number, because the mean of its divisors is an integer number (5763899736).

Almost surely, 2^426765630880 is an apocalyptic number.

426765630880 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 426765630880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (553334374656).

426765630880 is an abundant number, since it is smaller than the sum of its proper divisors (679903118432).

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

426765630880 is a wasteful number, since it uses less digits than its factorization.

426765630880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39807 (or 39799 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 55.

The spelling of 426765630880 in words is "four hundred twenty-six billion, seven hundred sixty-five million, six hundred thirty thousand, eight hundred eighty".