46818805223681 has 2 divisors, whose sum is σ = 46818805223682. Its totient is φ = 46818805223680.

The previous prime is 46818805223623. The next prime is 46818805223761. The reversal of 46818805223681 is 18632250881864.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46020498713281 + 798306510400 = 6783841^2 + 893480^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46818805223681 is a prime.

It is a super-3 number, since 3×46818805223681³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (46818805223621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23409402611840 + 23409402611841.

It is an arithmetic number, because the mean of its divisors is an integer number (23409402611841).

Almost surely, 2^{46818805223681} is an apocalyptic number.

It is an amenable number.

46818805223681 is a deficient number, since it is larger than the sum of its proper divisors (1).

46818805223681 is an equidigital number, since it uses as much as digits as its factorization.

46818805223681 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35389440, while the sum is 62.

The spelling of 46818805223681 in words is "forty-six trillion, eight hundred eighteen billion, eight hundred five million, two hundred twenty-three thousand, six hundred eighty-one".