23466345651 has 80 divisors (see below), whose sum is σ = 40845689280. Its totient is φ = 13148593920.

The previous prime is 23466345629. The next prime is 23466345673. The reversal of 23466345651 is 15654366432.

23466345651 is a `hidden beast` number, since 2 + 3 + 4 + 6 + 634 + 5 + 6 + 5 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (23466345629) and next prime (23466345673).

It is not a de Polignac number, because 23466345651 - 2¹³ = 23466337459 is a prime.

It is a super-2 number, since 2×23466345651² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23466345597 and 23466345606.

It is not an unprimeable number, because it can be changed into a prime (23466345611) 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 79 ways as a sum of consecutive naturals, for example, 13730185 + ... + 13731893.

It is an arithmetic number, because the mean of its divisors is an integer number (510571116).

Almost surely, 2^23466345651 is an apocalyptic number.

23466345651 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

23466345651 is a deficient number, since it is larger than the sum of its proper divisors (17379343629).

23466345651 is a wasteful number, since it uses less digits than its factorization.

23466345651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2186 (or 2177 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 45.

The spelling of 23466345651 in words is "twenty-three billion, four hundred sixty-six million, three hundred forty-five thousand, six hundred fifty-one".