23584402740949 has 2 divisors, whose sum is σ = 23584402740950. Its totient is φ = 23584402740948.

The previous prime is 23584402740931. The next prime is 23584402740973. The reversal of 23584402740949 is 94904720448532.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13364508062500 + 10219894678449 = 3655750^2 + 3196857^2 .

It is a cyclic number.

It is not a de Polignac number, because 23584402740949 - 2⁵ = 23584402740917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23584402840949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11792201370474 + 11792201370475.

It is an arithmetic number, because the mean of its divisors is an integer number (11792201370475).

Almost surely, 2^{23584402740949} is an apocalyptic number.

It is an amenable number.

23584402740949 is a deficient number, since it is larger than the sum of its proper divisors (1).

23584402740949 is an equidigital number, since it uses as much as digits as its factorization.

23584402740949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69672960, while the sum is 61.

The spelling of 23584402740949 in words is "twenty-three trillion, five hundred eighty-four billion, four hundred two million, seven hundred forty thousand, nine hundred forty-nine".