23434358654779 has 2 divisors, whose sum is σ = 23434358654780. Its totient is φ = 23434358654778.

The previous prime is 23434358654711. The next prime is 23434358654801. The reversal of 23434358654779 is 97745685343432.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23434358654779 is a prime.

It is not a weakly prime, because it can be changed into another prime (23434358654579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11717179327389 + 11717179327390.

It is an arithmetic number, because the mean of its divisors is an integer number (11717179327390).

Almost surely, 2^{23434358654779} is an apocalyptic number.

23434358654779 is a deficient number, since it is larger than the sum of its proper divisors (1).

23434358654779 is an equidigital number, since it uses as much as digits as its factorization.

23434358654779 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1828915200, while the sum is 70.

The spelling of 23434358654779 in words is "twenty-three trillion, four hundred thirty-four billion, three hundred fifty-eight million, six hundred fifty-four thousand, seven hundred seventy-nine".