1632739617361 has 2 divisors, whose sum is σ = 1632739617362. Its totient is φ = 1632739617360.

The previous prime is 1632739617343. The next prime is 1632739617403. The reversal of 1632739617361 is 1637169372361.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 854561580625 + 778178036736 = 924425^2 + 882144^2 .

It is a cyclic number.

It is not a de Polignac number, because 1632739617361 - 2⁷ = 1632739617233 is a prime.

It is not a weakly prime, because it can be changed into another prime (1632730617361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 816369808680 + 816369808681.

It is an arithmetic number, because the mean of its divisors is an integer number (816369808681).

Almost surely, 2^{1632739617361} is an apocalyptic number.

It is an amenable number.

1632739617361 is a deficient number, since it is larger than the sum of its proper divisors (1).

1632739617361 is an equidigital number, since it uses as much as digits as its factorization.

1632739617361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5143824, while the sum is 55.

The spelling of 1632739617361 in words is "one trillion, six hundred thirty-two billion, seven hundred thirty-nine million, six hundred seventeen thousand, three hundred sixty-one".