782506046131 has 2 divisors, whose sum is σ = 782506046132. Its totient is φ = 782506046130.

The previous prime is 782506046083. The next prime is 782506046143. The reversal of 782506046131 is 131640605287.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-782506046131 is a prime.

It is a super-2 number, since 2×782506046131² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (782506047131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 391253023065 + 391253023066.

It is an arithmetic number, because the mean of its divisors is an integer number (391253023066).

Almost surely, 2^782506046131 is an apocalyptic number.

782506046131 is a deficient number, since it is larger than the sum of its proper divisors (1).

782506046131 is an equidigital number, since it uses as much as digits as its factorization.

782506046131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 782506046131 in words is "seven hundred eighty-two billion, five hundred six million, forty-six thousand, one hundred thirty-one".