46424561356781 has 2 divisors, whose sum is σ = 46424561356782. Its totient is φ = 46424561356780.

The previous prime is 46424561356753. The next prime is 46424561356853. The reversal of 46424561356781 is 18765316542464.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45697735200100 + 726826156681 = 6760010^2 + 852541^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46424561356781 is a prime.

It is a super-2 number, since 2×46424561356781² (a number of 28 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46424561346781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23212280678390 + 23212280678391.

It is an arithmetic number, because the mean of its divisors is an integer number (23212280678391).

Almost surely, 2^{46424561356781} is an apocalyptic number.

It is an amenable number.

46424561356781 is a deficient number, since it is larger than the sum of its proper divisors (1).

46424561356781 is an equidigital number, since it uses as much as digits as its factorization.

46424561356781 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 116121600, while the sum is 62.

The spelling of 46424561356781 in words is "forty-six trillion, four hundred twenty-four billion, five hundred sixty-one million, three hundred fifty-six thousand, seven hundred eighty-one".