46426231993 has 2 divisors, whose sum is σ = 46426231994. Its totient is φ = 46426231992.

The previous prime is 46426231981. The next prime is 46426232003. The reversal of 46426231993 is 39913262464.

It is a happy number.

46426231993 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34594884009 + 11831347984 = 185997^2 + 108772^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46426231993 is a prime.

It is not a weakly prime, because it can be changed into another prime (46426231903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23213115996 + 23213115997.

It is an arithmetic number, because the mean of its divisors is an integer number (23213115997).

Almost surely, 2^46426231993 is an apocalyptic number.

It is an amenable number.

46426231993 is a deficient number, since it is larger than the sum of its proper divisors (1).

46426231993 is an equidigital number, since it uses as much as digits as its factorization.

46426231993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1679616, while the sum is 49.

The spelling of 46426231993 in words is "forty-six billion, four hundred twenty-six million, two hundred thirty-one thousand, nine hundred ninety-three".