407625173489 has 2 divisors, whose sum is σ = 407625173490. Its totient is φ = 407625173488.

The previous prime is 407625173453. The next prime is 407625173491. The reversal of 407625173489 is 984371526704.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 341280292864 + 66344880625 = 584192^2 + 257575^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-407625173489 is a prime.

Together with 407625173491, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (407625173419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203812586744 + 203812586745.

It is an arithmetic number, because the mean of its divisors is an integer number (203812586745).

It is a 2-persistent number, because it is pandigital, and so is 2⋅407625173489 = 815250346978, but 3⋅407625173489 = 1222875520467 is not.

Almost surely, 2^407625173489 is an apocalyptic number.

It is an amenable number.

407625173489 is a deficient number, since it is larger than the sum of its proper divisors (1).

407625173489 is an equidigital number, since it uses as much as digits as its factorization.

407625173489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10160640, while the sum is 56.

The spelling of 407625173489 in words is "four hundred seven billion, six hundred twenty-five million, one hundred seventy-three thousand, four hundred eighty-nine".