35104704612521 has 4 divisors (see below), whose sum is σ = 35680191573444. Its totient is φ = 34529217651600.

The previous prime is 35104704612473. The next prime is 35104704612529. The reversal of 35104704612521 is 12521640740153.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 16272671923600 + 18832032688921 = 4033940^2 + 4339589^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-35104704612521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (35104704612529) 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, 287743480370 + ... + 287743480491.

It is an arithmetic number, because the mean of its divisors is an integer number (8920047893361).

Almost surely, 2^{35104704612521} is an apocalyptic number.

It is an amenable number.

35104704612521 is a deficient number, since it is larger than the sum of its proper divisors (575486960923).

35104704612521 is an equidigital number, since it uses as much as digits as its factorization.

35104704612521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575486960922.

The product of its (nonzero) digits is 201600, while the sum is 41.

The spelling of 35104704612521 in words is "thirty-five trillion, one hundred four billion, seven hundred four million, six hundred twelve thousand, five hundred twenty-one".