35540634661 has 16 divisors (see below), whose sum is σ = 42972716160. Its totient is φ = 28713545280.

The previous prime is 35540634653. The next prime is 35540634677. The reversal of 35540634661 is 16643604553.

It is not a de Polignac number, because 35540634661 - 2³ = 35540634653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35540634631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 652030 + ... + 704431.

It is an arithmetic number, because the mean of its divisors is an integer number (2685794760).

Almost surely, 2^35540634661 is an apocalyptic number.

It is an amenable number.

35540634661 is a deficient number, since it is larger than the sum of its proper divisors (7432081499).

35540634661 is a wasteful number, since it uses less digits than its factorization.

35540634661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1356684.

The product of its (nonzero) digits is 777600, while the sum is 43.

The spelling of 35540634661 in words is "thirty-five billion, five hundred forty million, six hundred thirty-four thousand, six hundred sixty-one".