473627800649 has 2 divisors, whose sum is σ = 473627800650. Its totient is φ = 473627800648.

The previous prime is 473627800643. The next prime is 473627800661. The reversal of 473627800649 is 946008726374.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 377540200249 + 96087600400 = 614443^2 + 309980^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-473627800649 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 473627800594 and 473627800603.

It is not a weakly prime, because it can be changed into another prime (473627800643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236813900324 + 236813900325.

It is an arithmetic number, because the mean of its divisors is an integer number (236813900325).

Almost surely, 2^473627800649 is an apocalyptic number.

It is an amenable number.

473627800649 is a deficient number, since it is larger than the sum of its proper divisors (1).

473627800649 is an equidigital number, since it uses as much as digits as its factorization.

473627800649 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12192768, while the sum is 56.

The spelling of 473627800649 in words is "four hundred seventy-three billion, six hundred twenty-seven million, eight hundred thousand, six hundred forty-nine".