473057625661 has 2 divisors, whose sum is σ = 473057625662. Its totient is φ = 473057625660.

The previous prime is 473057625571. The next prime is 473057625671. The reversal of 473057625661 is 166526750374.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 311509096900 + 161548528761 = 558130^2 + 401931^2 .

It is a cyclic number.

It is not a de Polignac number, because 473057625661 - 2¹⁹ = 473057101373 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 473057625599 and 473057625608.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (473057625671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236528812830 + 236528812831.

It is an arithmetic number, because the mean of its divisors is an integer number (236528812831).

Almost surely, 2^473057625661 is an apocalyptic number.

It is an amenable number.

473057625661 is a deficient number, since it is larger than the sum of its proper divisors (1).

473057625661 is an equidigital number, since it uses as much as digits as its factorization.

473057625661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6350400, while the sum is 52.

The spelling of 473057625661 in words is "four hundred seventy-three billion, fifty-seven million, six hundred twenty-five thousand, six hundred sixty-one".