32631465402461 has 2 divisors, whose sum is σ = 32631465402462. Its totient is φ = 32631465402460.

The previous prime is 32631465402457. The next prime is 32631465402527. The reversal of 32631465402461 is 16420456413623.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21663485904025 + 10967979498436 = 4654405^2 + 3311794^2 .

It is a cyclic number.

It is not a de Polignac number, because 32631465402461 - 2² = 32631465402457 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32631465402661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16315732701230 + 16315732701231.

It is an arithmetic number, because the mean of its divisors is an integer number (16315732701231).

Almost surely, 2^{32631465402461} is an apocalyptic number.

It is an amenable number.

32631465402461 is a deficient number, since it is larger than the sum of its proper divisors (1).

32631465402461 is an equidigital number, since it uses as much as digits as its factorization.

32631465402461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2488320, while the sum is 47.

The spelling of 32631465402461 in words is "thirty-two trillion, six hundred thirty-one billion, four hundred sixty-five million, four hundred two thousand, four hundred sixty-one".