426516023320105 has 8 divisors (see below), whose sum is σ = 511820299033992. Its totient is φ = 341212104622848.

The previous prime is 426516023320073. The next prime is 426516023320109. The reversal of 426516023320105 is 501023320615624.

It can be written as a sum of positive squares in 4 ways, for example, as 263976447011904 + 162539576308201 = 16247352^2 + 12749101^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 426516023320105 - 2⁵ = 426516023320073 is a prime.

It is a super-2 number, since 2×426516023320105² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (426516023320109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86618814 + ... + 91410343.

It is an arithmetic number, because the mean of its divisors is an integer number (63977537379249).

Almost surely, 2^{426516023320105} is an apocalyptic number.

It is an amenable number.

426516023320105 is a deficient number, since it is larger than the sum of its proper divisors (85304275713887).

426516023320105 is a wasteful number, since it uses less digits than its factorization.

426516023320105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178508315.

The product of its (nonzero) digits is 259200, while the sum is 40.

Adding to 426516023320105 its reverse (501023320615624), we get a palindrome (927539343935729).

The spelling of 426516023320105 in words is "four hundred twenty-six trillion, five hundred sixteen billion, twenty-three million, three hundred twenty thousand, one hundred five".