472720795139 has 2 divisors, whose sum is σ = 472720795140. Its totient is φ = 472720795138.

The previous prime is 472720795121. The next prime is 472720795147. The reversal of 472720795139 is 931597027274.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 472720795139 - 2²⁸ = 472452359683 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (472720797139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236360397569 + 236360397570.

It is an arithmetic number, because the mean of its divisors is an integer number (236360397570).

Almost surely, 2^472720795139 is an apocalyptic number.

472720795139 is a deficient number, since it is larger than the sum of its proper divisors (1).

472720795139 is an equidigital number, since it uses as much as digits as its factorization.

472720795139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6667920, while the sum is 56.

The spelling of 472720795139 in words is "four hundred seventy-two billion, seven hundred twenty million, seven hundred ninety-five thousand, one hundred thirty-nine".