23401451454555 has 32 divisors (see below), whose sum is σ = 39646866009600. Its totient is φ = 11746002294272.

The previous prime is 23401451454553. The next prime is 23401451454569. The reversal of 23401451454555 is 55545415410432.

It is a cyclic number.

It is not a de Polignac number, because 23401451454555 - 2¹ = 23401451454553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23401451454553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2573866 + ... + 7309424.

It is an arithmetic number, because the mean of its divisors is an integer number (1238964562800).

Almost surely, 2^{23401451454555} is an apocalyptic number.

23401451454555 is a deficient number, since it is larger than the sum of its proper divisors (16245414555045).

23401451454555 is a wasteful number, since it uses less digits than its factorization.

23401451454555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4754963.

The product of its (nonzero) digits is 4800000, while the sum is 48.

Adding to 23401451454555 its reverse (55545415410432), we get a palindrome (78946866864987).

The spelling of 23401451454555 in words is "twenty-three trillion, four hundred one billion, four hundred fifty-one million, four hundred fifty-four thousand, five hundred fifty-five".