35646048616820 has 54 divisors (see below), whose sum is σ = 75037067540946. Its totient is φ = 14224146582240.

The previous prime is 35646048616771. The next prime is 35646048616891. The reversal of 35646048616820 is 2861684064653.

It can be written as a sum of positive squares in only one way, i.e., 28516838893456 + 7129209723364 = 5340116^2 + 2670058^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 35646048616820.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 13109983421 + ... + 13109986139.

Almost surely, 2^{35646048616820} is an apocalyptic number.

It is an amenable number.

35646048616820 is an abundant number, since it is smaller than the sum of its proper divisors (39391018924126).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

35646048616820 is an frugal number, since it uses more digits than its factorization.

35646048616820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6429 (or 3217 counting only the distinct ones).

The product of its (nonzero) digits is 39813120, while the sum is 59.

The spelling of 35646048616820 in words is "thirty-five trillion, six hundred forty-six billion, forty-eight million, six hundred sixteen thousand, eight hundred twenty".