472842815232649 has 2 divisors, whose sum is σ = 472842815232650. Its totient is φ = 472842815232648.

The previous prime is 472842815232581. The next prime is 472842815232659. The reversal of 472842815232649 is 946232518248274.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 472646948798025 + 195866434624 = 21740445^2 + 442568^2 .

It is a cyclic number.

It is not a de Polignac number, because 472842815232649 - 2²³ = 472842806844041 is a prime.

It is not a weakly prime, because it can be changed into another prime (472842815232659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236421407616324 + 236421407616325.

It is an arithmetic number, because the mean of its divisors is an integer number (236421407616325).

Almost surely, 2^{472842815232649} is an apocalyptic number.

It is an amenable number.

472842815232649 is a deficient number, since it is larger than the sum of its proper divisors (1).

472842815232649 is an equidigital number, since it uses as much as digits as its factorization.

472842815232649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 371589120, while the sum is 67.

The spelling of 472842815232649 in words is "four hundred seventy-two trillion, eight hundred forty-two billion, eight hundred fifteen million, two hundred thirty-two thousand, six hundred forty-nine".