14554638389 has 2 divisors, whose sum is σ = 14554638390. Its totient is φ = 14554638388.

The previous prime is 14554638337. The next prime is 14554638401. The reversal of 14554638389 is 98383645541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12556995364 + 1997643025 = 112058^2 + 44695^2 .

It is a cyclic number.

It is not a de Polignac number, because 14554638389 - 2²⁸ = 14286202933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14554638289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7277319194 + 7277319195.

It is an arithmetic number, because the mean of its divisors is an integer number (7277319195).

Almost surely, 2^14554638389 is an apocalyptic number.

It is an amenable number.

14554638389 is a deficient number, since it is larger than the sum of its proper divisors (1).

14554638389 is an equidigital number, since it uses as much as digits as its factorization.

14554638389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12441600, while the sum is 56.

The spelling of 14554638389 in words is "fourteen billion, five hundred fifty-four million, six hundred thirty-eight thousand, three hundred eighty-nine".