23434040051 has 8 divisors (see below), whose sum is σ = 25071795600. Its totient is φ = 21836723040.

The previous prime is 23434040039. The next prime is 23434040057. The reversal of 23434040051 is 15004043432.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23434040051 is a prime.

It is a super-2 number, since 2×23434040051² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23434040051.

It is not an unprimeable number, because it can be changed into a prime (23434040057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10108436 + ... + 10110753.

It is an arithmetic number, because the mean of its divisors is an integer number (3133974450).

Almost surely, 2^23434040051 is an apocalyptic number.

23434040051 is a deficient number, since it is larger than the sum of its proper divisors (1637755549).

23434040051 is a wasteful number, since it uses less digits than its factorization.

23434040051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20219269.

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 23434040051 its reverse (15004043432), we get a palindrome (38438083483).

The spelling of 23434040051 in words is "twenty-three billion, four hundred thirty-four million, forty thousand, fifty-one".