23420453126466 has 16 divisors (see below), whose sum is σ = 51099170457888. Its totient is φ = 7097107008000.

The previous prime is 23420453126461. The next prime is 23420453126549. The reversal of 23420453126466 is 66462135402432.

It is not an unprimeable number, because it can be changed into a prime (23420453126461) 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, 177427675135 + ... + 177427675266.

It is an arithmetic number, because the mean of its divisors is an integer number (3193698153618).

Almost surely, 2^{23420453126466} is an apocalyptic number.

23420453126466 is an abundant number, since it is smaller than the sum of its proper divisors (27678717331422).

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

23420453126466 is a wasteful number, since it uses less digits than its factorization.

23420453126466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354855350417.

The product of its (nonzero) digits is 4976640, while the sum is 48.

Adding to 23420453126466 its reverse (66462135402432), we get a palindrome (89882588528898).

The spelling of 23420453126466 in words is "twenty-three trillion, four hundred twenty billion, four hundred fifty-three million, one hundred twenty-six thousand, four hundred sixty-six".