23344200551 has 16 divisors (see below), whose sum is σ = 26858918208. Its totient is φ = 19874764800.

The previous prime is 23344200541. The next prime is 23344200587. The reversal of 23344200551 is 15500244332.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23344200551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23344200521) 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, 879941 + ... + 906081.

It is an arithmetic number, because the mean of its divisors is an integer number (1678682388).

Almost surely, 2^23344200551 is an apocalyptic number.

23344200551 is a deficient number, since it is larger than the sum of its proper divisors (3514717657).

23344200551 is a wasteful number, since it uses less digits than its factorization.

23344200551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27002.

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 23344200551 its reverse (15500244332), we get a palindrome (38844444883).

The spelling of 23344200551 in words is "twenty-three billion, three hundred forty-four million, two hundred thousand, five hundred fifty-one".