423054542105 has 16 divisors (see below), whose sum is σ = 546733692624. Its totient is φ = 312399763200.

The previous prime is 423054542101. The next prime is 423054542161. The reversal of 423054542105 is 501245450324.

It can be written as a sum of positive squares in 8 ways, for example, as 97811311504 + 325243230601 = 312748^2 + 570301^2 .

It is not a de Polignac number, because 423054542105 - 2² = 423054542101 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423054542101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2512007 + ... + 2675123.

It is an arithmetic number, because the mean of its divisors is an integer number (34170855789).

Almost surely, 2^423054542105 is an apocalyptic number.

It is an amenable number.

423054542105 is a deficient number, since it is larger than the sum of its proper divisors (123679150519).

423054542105 is a wasteful number, since it uses less digits than its factorization.

423054542105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203036.

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 423054542105 its reverse (501245450324), we get a palindrome (924299992429).

The spelling of 423054542105 in words is "four hundred twenty-three billion, fifty-four million, five hundred forty-two thousand, one hundred five".