46818172853 has 2 divisors, whose sum is σ = 46818172854. Its totient is φ = 46818172852.

The previous prime is 46818172847. The next prime is 46818172889. The reversal of 46818172853 is 35827181864.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30217911889 + 16600260964 = 173833^2 + 128842^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46818172853 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 46818172795 and 46818172804.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46818172823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23409086426 + 23409086427.

It is an arithmetic number, because the mean of its divisors is an integer number (23409086427).

Almost surely, 2^46818172853 is an apocalyptic number.

It is an amenable number.

46818172853 is a deficient number, since it is larger than the sum of its proper divisors (1).

46818172853 is an equidigital number, since it uses as much as digits as its factorization.

46818172853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2580480, while the sum is 53.

The spelling of 46818172853 in words is "forty-six billion, eight hundred eighteen million, one hundred seventy-two thousand, eight hundred fifty-three".