23578157336 has 16 divisors (see below), whose sum is σ = 44480268600. Its totient is φ = 11716752384.

The previous prime is 23578157321. The next prime is 23578157353. The reversal of 23578157336 is 63375187532.

It is a happy number.

It is a super-2 number, since 2×23578157336² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 9039401 + ... + 9042008.

Almost surely, 2^23578157336 is an apocalyptic number.

It is an amenable number.

23578157336 is a deficient number, since it is larger than the sum of its proper divisors (20902111264).

23578157336 is a wasteful number, since it uses less digits than its factorization.

23578157336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18081578 (or 18081574 counting only the distinct ones).

The product of its digits is 3175200, while the sum is 50.

The spelling of 23578157336 in words is "twenty-three billion, five hundred seventy-eight million, one hundred fifty-seven thousand, three hundred thirty-six".