46471681237 has 2 divisors, whose sum is σ = 46471681238. Its totient is φ = 46471681236.

The previous prime is 46471681211. The next prime is 46471681241. The reversal of 46471681237 is 73218617464.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44836368516 + 1635312721 = 211746^2 + 40439^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46471681237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46471681337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23235840618 + 23235840619.

It is an arithmetic number, because the mean of its divisors is an integer number (23235840619).

Almost surely, 2^46471681237 is an apocalyptic number.

It is an amenable number.

46471681237 is a deficient number, since it is larger than the sum of its proper divisors (1).

46471681237 is an equidigital number, since it uses as much as digits as its factorization.

46471681237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1354752, while the sum is 49.

The spelling of 46471681237 in words is "forty-six billion, four hundred seventy-one million, six hundred eighty-one thousand, two hundred thirty-seven".