35607998561 has 4 divisors (see below), whose sum is σ = 36058732800. Its totient is φ = 35157264324.

The previous prime is 35607998539. The next prime is 35607998581. The reversal of 35607998561 is 16589970653.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 35607998561 - 2¹⁴ = 35607982177 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 35607998561.

It is not an unprimeable number, because it can be changed into a prime (35607998581) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225367001 + ... + 225367158.

It is an arithmetic number, because the mean of its divisors is an integer number (9014683200).

Almost surely, 2^35607998561 is an apocalyptic number.

It is an amenable number.

35607998561 is a deficient number, since it is larger than the sum of its proper divisors (450734239).

35607998561 is an equidigital number, since it uses as much as digits as its factorization.

35607998561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450734238.

The product of its (nonzero) digits is 12247200, while the sum is 59.

The spelling of 35607998561 in words is "thirty-five billion, six hundred seven million, nine hundred ninety-eight thousand, five hundred sixty-one".