23393632738 has 8 divisors (see below), whose sum is σ = 40103370432. Its totient is φ = 10025842596.

The previous prime is 23393632733. The next prime is 23393632811. The reversal of 23393632738 is 83723639332.

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

It is a junction number, because it is equal to n+sod(n) for n = 23393632691 and 23393632700.

It is not an unprimeable number, because it can be changed into a prime (23393632733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 835486870 + ... + 835486897.

It is an arithmetic number, because the mean of its divisors is an integer number (5012921304).

Almost surely, 2^23393632738 is an apocalyptic number.

23393632738 is a deficient number, since it is larger than the sum of its proper divisors (16709737694).

23393632738 is a wasteful number, since it uses less digits than its factorization.

23393632738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1670973776.

The product of its digits is 2939328, while the sum is 49.

The spelling of 23393632738 in words is "twenty-three billion, three hundred ninety-three million, six hundred thirty-two thousand, seven hundred thirty-eight".