423054091086 has 192 divisors, whose sum is σ = 1002909358080. Its totient is φ = 117642395520.

The previous prime is 423054091069. The next prime is 423054091087. The reversal of 423054091086 is 680190450324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423054091087) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 292365615 + ... + 292367061.

It is an arithmetic number, because the mean of its divisors is an integer number (5223486240).

Almost surely, 2^423054091086 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423054091086, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (501454679040).

423054091086 is an abundant number, since it is smaller than the sum of its proper divisors (579855266994).

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

423054091086 is a wasteful number, since it uses less digits than its factorization.

423054091086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1671 (or 1618 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 423054091086 in words is "four hundred twenty-three billion, fifty-four million, ninety-one thousand, eighty-six".