23472531861811 has 4 divisors (see below), whose sum is σ = 24493076725392. Its totient is φ = 22451986998232.

The previous prime is 23472531861799. The next prime is 23472531861833. The reversal of 23472531861811 is 11816813527432.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23472531861811 - 2¹⁹ = 23472531337523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23472531561811) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 510272431756 + ... + 510272431801.

It is an arithmetic number, because the mean of its divisors is an integer number (6123269181348).

Almost surely, 2^{23472531861811} is an apocalyptic number.

23472531861811 is a deficient number, since it is larger than the sum of its proper divisors (1020544863581).

23472531861811 is a wasteful number, since it uses less digits than its factorization.

23472531861811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020544863580.

The product of its digits is 1935360, while the sum is 52.

The spelling of 23472531861811 in words is "twenty-three trillion, four hundred seventy-two billion, five hundred thirty-one million, eight hundred sixty-one thousand, eight hundred eleven".