23658978038 has 8 divisors (see below), whose sum is σ = 35656659480. Its totient is φ = 11773424880.

The previous prime is 23658978029. The next prime is 23658978059. The reversal of 23658978038 is 83087985632.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 28031543 + ... + 28032386.

It is an arithmetic number, because the mean of its divisors is an integer number (4457082435).

Almost surely, 2^23658978038 is an apocalyptic number.

23658978038 is a deficient number, since it is larger than the sum of its proper divisors (11997681442).

23658978038 is a wasteful number, since it uses less digits than its factorization.

23658978038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56064142.

The product of its (nonzero) digits is 17418240, while the sum is 59.

The spelling of 23658978038 in words is "twenty-three billion, six hundred fifty-eight million, nine hundred seventy-eight thousand, thirty-eight".