23641346651 has 16 divisors (see below), whose sum is σ = 27214850880. Its totient is φ = 20364833280.

The previous prime is 23641346647. The next prime is 23641346681. The reversal of 23641346651 is 15664314632.

It is a cyclic number.

It is not a de Polignac number, because 23641346651 - 2² = 23641346647 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23641346599 and 23641346608.

It is not an unprimeable number, because it can be changed into a prime (23641346681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 951986 + ... + 976503.

It is an arithmetic number, because the mean of its divisors is an integer number (1700928180).

Almost surely, 2^23641346651 is an apocalyptic number.

23641346651 is a deficient number, since it is larger than the sum of its proper divisors (3573504229).

23641346651 is a wasteful number, since it uses less digits than its factorization.

23641346651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1928566.

The product of its digits is 311040, while the sum is 41.

The spelling of 23641346651 in words is "twenty-three billion, six hundred forty-one million, three hundred forty-six thousand, six hundred fifty-one".