23034533987 has 8 divisors (see below), whose sum is σ = 23062139616. Its totient is φ = 23006947392.

The previous prime is 23034533983. The next prime is 23034534011. The reversal of 23034533987 is 78933543032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23034533987 - 2² = 23034533983 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23034533983) 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 7 ways as a sum of consecutive naturals, for example, 4965233 + ... + 4969869.

It is an arithmetic number, because the mean of its divisors is an integer number (2882767452).

Almost surely, 2^23034533987 is an apocalyptic number.

23034533987 is a deficient number, since it is larger than the sum of its proper divisors (27605629).

23034533987 is a wasteful number, since it uses less digits than its factorization.

23034533987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9517.

The product of its (nonzero) digits is 1632960, while the sum is 47.

The spelling of 23034533987 in words is "twenty-three billion, thirty-four million, five hundred thirty-three thousand, nine hundred eighty-seven".