23661612214 has 32 divisors (see below), whose sum is σ = 38140502400. Its totient is φ = 10970094720.

The previous prime is 23661612187. The next prime is 23661612223. The reversal of 23661612214 is 41221616632.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a self number, because there is not a number n which added to its sum of digits gives 23661612214.

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 15 ways as a sum of consecutive naturals, for example, 599997 + ... + 638215.

It is an arithmetic number, because the mean of its divisors is an integer number (1191890700).

Almost surely, 2^23661612214 is an apocalyptic number.

23661612214 is a deficient number, since it is larger than the sum of its proper divisors (14478890186).

23661612214 is a wasteful number, since it uses less digits than its factorization.

23661612214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38508.

The product of its digits is 20736, while the sum is 34.

The spelling of 23661612214 in words is "twenty-three billion, six hundred sixty-one million, six hundred twelve thousand, two hundred fourteen".