35042603511621 has 16 divisors (see below), whose sum is σ = 50327666196480. Its totient is φ = 21625169066160.

The previous prime is 35042603511569. The next prime is 35042603511631. The reversal of 35042603511621 is 12611530624053.

It is a happy number.

It is not a de Polignac number, because 35042603511621 - 2¹⁷ = 35042603380549 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 35042603511621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35042603511631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8191349781 + ... + 8191354058.

It is an arithmetic number, because the mean of its divisors is an integer number (3145479137280).

Almost surely, 2^{35042603511621} is an apocalyptic number.

35042603511621 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

35042603511621 is a deficient number, since it is larger than the sum of its proper divisors (15285062684859).

35042603511621 is a wasteful number, since it uses less digits than its factorization.

35042603511621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16382703896.

The product of its (nonzero) digits is 129600, while the sum is 39.

The spelling of 35042603511621 in words is "thirty-five trillion, forty-two billion, six hundred three million, five hundred eleven thousand, six hundred twenty-one".