30644012423 has 2 divisors, whose sum is σ = 30644012424. Its totient is φ = 30644012422.

The previous prime is 30644012401. The next prime is 30644012447. The reversal of 30644012423 is 32421044603.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30644012423 - 2⁶ = 30644012359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30644012023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15322006211 + 15322006212.

It is an arithmetic number, because the mean of its divisors is an integer number (15322006212).

Almost surely, 2^30644012423 is an apocalyptic number.

30644012423 is a deficient number, since it is larger than the sum of its proper divisors (1).

30644012423 is an equidigital number, since it uses as much as digits as its factorization.

30644012423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 29.

The spelling of 30644012423 in words is "thirty billion, six hundred forty-four million, twelve thousand, four hundred twenty-three".