35656166621445 has 16 divisors (see below), whose sum is σ = 57102157973952. Its totient is φ = 18999191738240.

The previous prime is 35656166621431. The next prime is 35656166621477. The reversal of 35656166621445 is 54412666165653.

It is a happy number.

It is not a de Polignac number, because 35656166621445 - 2⁴ = 35656166621429 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1089386832 + ... + 1089419561.

It is an arithmetic number, because the mean of its divisors is an integer number (3568884873372).

Almost surely, 2^{35656166621445} is an apocalyptic number.

It is an amenable number.

35656166621445 is a deficient number, since it is larger than the sum of its proper divisors (21445991352507).

35656166621445 is a wasteful number, since it uses less digits than its factorization.

35656166621445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2178807492.

The product of its digits is 93312000, while the sum is 60.

The spelling of 35656166621445 in words is "thirty-five trillion, six hundred fifty-six billion, one hundred sixty-six million, six hundred twenty-one thousand, four hundred forty-five".