35351541661 has 4 divisors (see below), whose sum is σ = 35352874332. Its totient is φ = 35350208992.

The previous prime is 35351541619. The next prime is 35351541697. The reversal of 35351541661 is 16614515353.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 31464019161 + 3887522500 = 177381^2 + 62350^2 .

It is a cyclic number.

It is not a de Polignac number, because 35351541661 - 2⁹ = 35351541149 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 (35351541601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 625720 + ... + 679873.

It is an arithmetic number, because the mean of its divisors is an integer number (8838218583).

Almost surely, 2^35351541661 is an apocalyptic number.

It is an amenable number.

35351541661 is a deficient number, since it is larger than the sum of its proper divisors (1332671).

35351541661 is a wasteful number, since it uses less digits than its factorization.

35351541661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1332670.

The product of its digits is 162000, while the sum is 40.

The spelling of 35351541661 in words is "thirty-five billion, three hundred fifty-one million, five hundred forty-one thousand, six hundred sixty-one".