23184640379 has 2 divisors, whose sum is σ = 23184640380. Its totient is φ = 23184640378.

The previous prime is 23184640363. The next prime is 23184640421. The reversal of 23184640379 is 97304648132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23184640379 - 2⁴ = 23184640363 is a prime.

It is not a weakly prime, because it can be changed into another prime (23184640309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11592320189 + 11592320190.

It is an arithmetic number, because the mean of its divisors is an integer number (11592320190).

Almost surely, 2^23184640379 is an apocalyptic number.

23184640379 is a deficient number, since it is larger than the sum of its proper divisors (1).

23184640379 is an equidigital number, since it uses as much as digits as its factorization.

23184640379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 870912, while the sum is 47.

The spelling of 23184640379 in words is "twenty-three billion, one hundred eighty-four million, six hundred forty thousand, three hundred seventy-nine".