46423816891 has 2 divisors, whose sum is σ = 46423816892. Its totient is φ = 46423816890.

The previous prime is 46423816871. The next prime is 46423816949. The reversal of 46423816891 is 19861832464.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 46423816891 - 2⁹ = 46423816379 is a prime.

It is not a weakly prime, because it can be changed into another prime (46423816841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23211908445 + 23211908446.

It is an arithmetic number, because the mean of its divisors is an integer number (23211908446).

Almost surely, 2^46423816891 is an apocalyptic number.

46423816891 is a deficient number, since it is larger than the sum of its proper divisors (1).

46423816891 is an equidigital number, since it uses as much as digits as its factorization.

46423816891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1990656, while the sum is 52.

The spelling of 46423816891 in words is "forty-six billion, four hundred twenty-three million, eight hundred sixteen thousand, eight hundred ninety-one".