23481544659 has 8 divisors (see below), whose sum is σ = 31337533440. Its totient is φ = 15639959496.

The previous prime is 23481544657. The next prime is 23481544663. The reversal of 23481544659 is 95644518432.

It is a happy number.

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

It is not a de Polignac number, because 23481544659 - 2¹ = 23481544657 is a prime.

It is a super-2 number, since 2×23481544659² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23481544657) 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, 3597099 + ... + 3603620.

It is an arithmetic number, because the mean of its divisors is an integer number (3917191680).

Almost surely, 2^23481544659 is an apocalyptic number.

23481544659 is a deficient number, since it is larger than the sum of its proper divisors (7855988781).

23481544659 is a wasteful number, since it uses less digits than its factorization.

23481544659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7201809.

The product of its digits is 4147200, while the sum is 51.

The spelling of 23481544659 in words is "twenty-three billion, four hundred eighty-one million, five hundred forty-four thousand, six hundred fifty-nine".