23429709351 has 32 divisors (see below), whose sum is σ = 35285807040. Its totient is φ = 15554643840.

The previous prime is 23429709341. The next prime is 23429709353. The reversal of 23429709351 is 15390792432.

23429709351 is a `hidden beast` number, since 2 + 3 + 4 + 297 + 0 + 9 + 351 = 666.

It is not a de Polignac number, because 23429709351 - 2⁶ = 23429709287 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23429709297 and 23429709306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23429709353) 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 31 ways as a sum of consecutive naturals, for example, 504841 + ... + 549293.

It is an arithmetic number, because the mean of its divisors is an integer number (1102681470).

Almost surely, 2^23429709351 is an apocalyptic number.

23429709351 is a deficient number, since it is larger than the sum of its proper divisors (11856097689).

23429709351 is an frugal number, since it uses more digits than its factorization.

23429709351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44715 (or 44697 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The spelling of 23429709351 in words is "twenty-three billion, four hundred twenty-nine million, seven hundred nine thousand, three hundred fifty-one".