23996151986 has 8 divisors (see below), whose sum is σ = 35995062684. Its totient is φ = 11997797760.

The previous prime is 23996151983. The next prime is 23996151997. The reversal of 23996151986 is 68915169932.

It can be written as a sum of positive squares in 2 ways, for example, as 23785350625 + 210801361 = 154225^2 + 14519^2 .

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

It is a super-4 number, since 4×23996151986⁴ (a number of 43 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (23996151983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5735 + ... + 219146.

Almost surely, 2^23996151986 is an apocalyptic number.

23996151986 is a deficient number, since it is larger than the sum of its proper divisors (11998910698).

23996151986 is a wasteful number, since it uses less digits than its factorization.

23996151986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278236.

The product of its digits is 6298560, while the sum is 59.

The spelling of 23996151986 in words is "twenty-three billion, nine hundred ninety-six million, one hundred fifty-one thousand, nine hundred eighty-six".