23423636201442 has 64 divisors (see below), whose sum is σ = 49838205605760. Its totient is φ = 7313773912064.

The previous prime is 23423636201363. The next prime is 23423636201461. The reversal of 23423636201442 is 24410263632432.

It is a junction number, because it is equal to n+sod(n) for n = 23423636201394 and 23423636201403.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53087434 + ... + 53526842.

It is an arithmetic number, because the mean of its divisors is an integer number (778721962590).

Almost surely, 2^{23423636201442} is an apocalyptic number.

23423636201442 is an abundant number, since it is smaller than the sum of its proper divisors (26414569404318).

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

23423636201442 is a wasteful number, since it uses less digits than its factorization.

23423636201442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441907.

The product of its (nonzero) digits is 995328, while the sum is 42.

Adding to 23423636201442 its reverse (24410263632432), we get a palindrome (47833899833874).

The spelling of 23423636201442 in words is "twenty-three trillion, four hundred twenty-three billion, six hundred thirty-six million, two hundred one thousand, four hundred forty-two".