9416949487931 has 2 divisors, whose sum is σ = 9416949487932. Its totient is φ = 9416949487930.

The previous prime is 9416949487919. The next prime is 9416949487963. The reversal of 9416949487931 is 1397849496149.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9416949487931 - 2²² = 9416945293627 is a prime.

It is a super-2 number, since 2×9416949487931² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9416949487531) 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, 4708474743965 + 4708474743966.

It is an arithmetic number, because the mean of its divisors is an integer number (4708474743966).

Almost surely, 2^{9416949487931} is an apocalyptic number.

9416949487931 is a deficient number, since it is larger than the sum of its proper divisors (1).

9416949487931 is an equidigital number, since it uses as much as digits as its factorization.

9416949487931 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 423263232, while the sum is 74.

The spelling of 9416949487931 in words is "nine trillion, four hundred sixteen billion, nine hundred forty-nine million, four hundred eighty-seven thousand, nine hundred thirty-one".