35540616640643 has 16 divisors (see below), whose sum is σ = 35820776557440. Its totient is φ = 35261148873600.

The previous prime is 35540616640637. The next prime is 35540616640693. The reversal of 35540616640643 is 34604661604553.

It is a cyclic number.

It is not a de Polignac number, because 35540616640643 - 2³⁰ = 35539542898819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (35540616640603) 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, 1916856953 + ... + 1916875493.

It is an arithmetic number, because the mean of its divisors is an integer number (2238798534840).

Almost surely, 2^{35540616640643} is an apocalyptic number.

35540616640643 is a deficient number, since it is larger than the sum of its proper divisors (280159916797).

35540616640643 is a wasteful number, since it uses less digits than its factorization.

35540616640643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36398.

The product of its (nonzero) digits is 18662400, while the sum is 53.

The spelling of 35540616640643 in words is "thirty-five trillion, five hundred forty billion, six hundred sixteen million, six hundred forty thousand, six hundred forty-three".