23654632538 has 8 divisors (see below), whose sum is σ = 36236884032. Its totient is φ = 11575671196.

The previous prime is 23654632517. The next prime is 23654632543. The reversal of 23654632538 is 83523645632.

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

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a junction number, because it is equal to n+sod(n) for n = 23654632492 and 23654632501.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125822420 + ... + 125822607.

It is an arithmetic number, because the mean of its divisors is an integer number (4529610504).

Almost surely, 2^23654632538 is an apocalyptic number.

23654632538 is a deficient number, since it is larger than the sum of its proper divisors (12582251494).

23654632538 is a wasteful number, since it uses less digits than its factorization.

23654632538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251645076.

The product of its digits is 3110400, while the sum is 47.

The spelling of 23654632538 in words is "twenty-three billion, six hundred fifty-four million, six hundred thirty-two thousand, five hundred thirty-eight".