23454929894841 has 27 divisors (see below), whose sum is σ = 35088511316911. Its totient is φ = 15097154929584.

The previous prime is 23454929894833. The next prime is 23454929894953. The reversal of 23454929894841 is 14849892945432.

It is a happy number.

The square root of 23454929894841 is 4843029.

It is a perfect power (a square), and thus also a powerful number.

23454929894841 is a `hidden beast` number, since 2 + 3 + 4 + 5 + 49 + 29 + 89 + 484 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 12299196294441 + 11155733600400 = 3507021^2 + 3340020^2 .

It is not a de Polignac number, because 23454929894841 - 2³ = 23454929894833 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23454929894841.

It is not an unprimeable number, because it can be changed into a prime (23454921894841) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 421315690 + ... + 421371356.

Almost surely, 2^{23454929894841} is an apocalyptic number.

23454929894841 is the 4843029-th square number.

23454929894841 is the 2421515-th centered octagonal number.

It is an amenable number.

23454929894841 is a deficient number, since it is larger than the sum of its proper divisors (11633581422070).

23454929894841 is an frugal number, since it uses more digits than its factorization.

23454929894841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111398 (or 55699 counting only the distinct ones).

The product of its digits is 716636160, while the sum is 72.

The spelling of 23454929894841 in words is "twenty-three trillion, four hundred fifty-four billion, nine hundred twenty-nine million, eight hundred ninety-four thousand, eight hundred forty-one".