46835902781 has 2 divisors, whose sum is σ = 46835902782. Its totient is φ = 46835902780.

The previous prime is 46835902759. The next prime is 46835902793. The reversal of 46835902781 is 18720953864.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41266265881 + 5569636900 = 203141^2 + 74630^2 .

It is a cyclic number.

It is not a de Polignac number, because 46835902781 - 2¹⁸ = 46835640637 is a prime.

It is a super-2 number, since 2×46835902781² (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 (46835902381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23417951390 + 23417951391.

It is an arithmetic number, because the mean of its divisors is an integer number (23417951391).

It is a 1-persistent number, because it is pandigital, but 2⋅46835902781 = 93671805562 is not.

Almost surely, 2^46835902781 is an apocalyptic number.

It is an amenable number.

46835902781 is a deficient number, since it is larger than the sum of its proper divisors (1).

46835902781 is an equidigital number, since it uses as much as digits as its factorization.

46835902781 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2903040, while the sum is 53.

The spelling of 46835902781 in words is "forty-six billion, eight hundred thirty-five million, nine hundred two thousand, seven hundred eighty-one".