46383472781 has 2 divisors, whose sum is σ = 46383472782. Its totient is φ = 46383472780.

The previous prime is 46383472711. The next prime is 46383472787. The reversal of 46383472781 is 18727438364.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25333815556 + 21049657225 = 159166^2 + 145085^2 .

It is a cyclic number.

It is not a de Polignac number, because 46383472781 - 2²⁶ = 46316363917 is a prime.

It is a super-2 number, since 2×46383472781² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46383472787) 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, 23191736390 + 23191736391.

It is an arithmetic number, because the mean of its divisors is an integer number (23191736391).

Almost surely, 2^46383472781 is an apocalyptic number.

It is an amenable number.

46383472781 is a deficient number, since it is larger than the sum of its proper divisors (1).

46383472781 is an equidigital number, since it uses as much as digits as its factorization.

46383472781 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5419008, while the sum is 53.

The spelling of 46383472781 in words is "forty-six billion, three hundred eighty-three million, four hundred seventy-two thousand, seven hundred eighty-one".