23677422687 has 16 divisors (see below), whose sum is σ = 35080404480. Its totient is φ = 15783714936.

The previous prime is 23677422667. The next prime is 23677422757. The reversal of 23677422687 is 78622477632.

It is a happy number.

It is not a de Polignac number, because 23677422687 - 2¹⁸ = 23677160543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23677422667) 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 15 ways as a sum of consecutive naturals, for example, 433978 + ... + 485480.

It is an arithmetic number, because the mean of its divisors is an integer number (2192525280).

Almost surely, 2^23677422687 is an apocalyptic number.

23677422687 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

23677422687 is a deficient number, since it is larger than the sum of its proper divisors (11402981793).

23677422687 is a wasteful number, since it uses less digits than its factorization.

23677422687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68539 (or 68533 counting only the distinct ones).

The product of its digits is 9483264, while the sum is 54.

Subtracting 23677422687 from its reverse (78622477632), we obtain a palindrome (54945054945).

The spelling of 23677422687 in words is "twenty-three billion, six hundred seventy-seven million, four hundred twenty-two thousand, six hundred eighty-seven".