654214625329 has 2 divisors, whose sum is σ = 654214625330. Its totient is φ = 654214625328.

The previous prime is 654214625299. The next prime is 654214625387. The reversal of 654214625329 is 923526412456.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 585125554225 + 69089071104 = 764935^2 + 262848^2 .

It is a cyclic number.

It is not a de Polignac number, because 654214625329 - 2⁵ = 654214625297 is a prime.

It is not a weakly prime, because it can be changed into another prime (654214605329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327107312664 + 327107312665.

It is an arithmetic number, because the mean of its divisors is an integer number (327107312665).

Almost surely, 2^654214625329 is an apocalyptic number.

It is an amenable number.

654214625329 is a deficient number, since it is larger than the sum of its proper divisors (1).

654214625329 is an equidigital number, since it uses as much as digits as its factorization.

654214625329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3110400, while the sum is 49.

The spelling of 654214625329 in words is "six hundred fifty-four billion, two hundred fourteen million, six hundred twenty-five thousand, three hundred twenty-nine".