32698430561 has 2 divisors, whose sum is σ = 32698430562. Its totient is φ = 32698430560.

The previous prime is 32698430549. The next prime is 32698430591. The reversal of 32698430561 is 16503489623.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31770923536 + 927507025 = 178244^2 + 30455^2 .

It is a cyclic number.

It is not a de Polignac number, because 32698430561 - 2⁶ = 32698430497 is a prime.

It is a super-2 number, since 2×32698430561² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (32698430591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16349215280 + 16349215281.

It is an arithmetic number, because the mean of its divisors is an integer number (16349215281).

Almost surely, 2^32698430561 is an apocalyptic number.

It is an amenable number.

32698430561 is a deficient number, since it is larger than the sum of its proper divisors (1).

32698430561 is an equidigital number, since it uses as much as digits as its factorization.

32698430561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 933120, while the sum is 47.

The spelling of 32698430561 in words is "thirty-two billion, six hundred ninety-eight million, four hundred thirty thousand, five hundred sixty-one".