46161774782861 has 2 divisors, whose sum is σ = 46161774782862. Its totient is φ = 46161774782860.

The previous prime is 46161774782791. The next prime is 46161774782887. The reversal of 46161774782861 is 16828747716164.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46087194450025 + 74580332836 = 6788755^2 + 273094^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46161774782861 is a prime.

It is a super-2 number, since 2×46161774782861² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 46161774782791 and 46161774782800.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46161774788861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23080887391430 + 23080887391431.

It is an arithmetic number, because the mean of its divisors is an integer number (23080887391431).

Almost surely, 2^{46161774782861} is an apocalyptic number.

It is an amenable number.

46161774782861 is a deficient number, since it is larger than the sum of its proper divisors (1).

46161774782861 is an equidigital number, since it uses as much as digits as its factorization.

46161774782861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 151732224, while the sum is 68.

The spelling of 46161774782861 in words is "forty-six trillion, one hundred sixty-one billion, seven hundred seventy-four million, seven hundred eighty-two thousand, eight hundred sixty-one".