23200001651 has 4 divisors (see below), whose sum is σ = 23219547912. Its totient is φ = 23180455392.

The previous prime is 23200001597. The next prime is 23200001683. The reversal of 23200001651 is 15610000232.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23200001651 - 2³⁴ = 6020132467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23200001551) 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, 9771350 + ... + 9773723.

It is an arithmetic number, because the mean of its divisors is an integer number (5804886978).

Almost surely, 2^23200001651 is an apocalyptic number.

23200001651 is a deficient number, since it is larger than the sum of its proper divisors (19546261).

23200001651 is a wasteful number, since it uses less digits than its factorization.

23200001651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19546260.

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 23200001651 its reverse (15610000232), we get a palindrome (38810001883).

The spelling of 23200001651 in words is "twenty-three billion, two hundred million, one thousand, six hundred fifty-one".