19348800473 has 2 divisors, whose sum is σ = 19348800474. Its totient is φ = 19348800472.

The previous prime is 19348800469. The next prime is 19348800481. The reversal of 19348800473 is 37400884391.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18716428864 + 632371609 = 136808^2 + 25147^2 .

It is a cyclic number.

It is not a de Polignac number, because 19348800473 - 2² = 19348800469 is a prime.

It is not a weakly prime, because it can be changed into another prime (19348800413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9674400236 + 9674400237.

It is an arithmetic number, because the mean of its divisors is an integer number (9674400237).

Almost surely, 2^19348800473 is an apocalyptic number.

It is an amenable number.

19348800473 is a deficient number, since it is larger than the sum of its proper divisors (1).

19348800473 is an equidigital number, since it uses as much as digits as its factorization.

19348800473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 580608, while the sum is 47.

The spelling of 19348800473 in words is "nineteen billion, three hundred forty-eight million, eight hundred thousand, four hundred seventy-three".