426515232423042 has 192 divisors, whose sum is σ = 1074644369510400. Its totient is φ = 119738986387200.

The previous prime is 426515232423041. The next prime is 426515232423047. The reversal of 426515232423042 is 240324232515624.

426515232423042 is a `hidden beast` number, since 4 + 2 + 6 + 5 + 1 + 52 + 324 + 230 + 42 = 666.

It is not an unprimeable number, because it can be changed into a prime (426515232423041) 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, 2739279709 + ... + 2739435407.

It is an arithmetic number, because the mean of its divisors is an integer number (5597106091200).

Almost surely, 2^{426515232423042} is an apocalyptic number.

426515232423042 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 426515232423042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (537322184755200).

426515232423042 is an abundant number, since it is smaller than the sum of its proper divisors (648129137087358).

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

426515232423042 is a wasteful number, since it uses less digits than its factorization.

426515232423042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156909 (or 156906 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 45.

Adding to 426515232423042 its reverse (240324232515624), we get a palindrome (666839464938666).

The spelling of 426515232423042 in words is "four hundred twenty-six trillion, five hundred fifteen billion, two hundred thirty-two million, four hundred twenty-three thousand, forty-two".