23267420015442 has 32 divisors (see below), whose sum is σ = 48036368853504. Its totient is φ = 7505556086400.

The previous prime is 23267420015299. The next prime is 23267420015443. The reversal of 23267420015442 is 24451002476232.

It is a junction number, because it is equal to n+sod(n) for n = 23267420015394 and 23267420015403.

It is not an unprimeable number, because it can be changed into a prime (23267420015443) 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, 24877192 + ... + 25795532.

It is an arithmetic number, because the mean of its divisors is an integer number (1501136526672).

Almost surely, 2^{23267420015442} is an apocalyptic number.

23267420015442 is an abundant number, since it is smaller than the sum of its proper divisors (24768948838062).

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

23267420015442 is a wasteful number, since it uses less digits than its factorization.

23267420015442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1054594.

The product of its (nonzero) digits is 645120, while the sum is 42.

The spelling of 23267420015442 in words is "twenty-three trillion, two hundred sixty-seven billion, four hundred twenty million, fifteen thousand, four hundred forty-two".