34536776261 has 4 divisors (see below), whose sum is σ = 37193451372. Its totient is φ = 31880101152.

The previous prime is 34536776243. The next prime is 34536776297. The reversal of 34536776261 is 16267763543.

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 9217920100 + 25318856161 = 96010^2 + 159119^2 .

It is a cyclic number.

It is not a de Polignac number, because 34536776261 - 2¹⁰ = 34536775237 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 (34536776231) 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 3 ways as a sum of consecutive naturals, for example, 1328337536 + ... + 1328337561.

It is an arithmetic number, because the mean of its divisors is an integer number (9298362843).

Almost surely, 2^34536776261 is an apocalyptic number.

It is an amenable number.

34536776261 is a deficient number, since it is larger than the sum of its proper divisors (2656675111).

34536776261 is a wasteful number, since it uses less digits than its factorization.

34536776261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2656675110.

The product of its digits is 3810240, while the sum is 50.

The spelling of 34536776261 in words is "thirty-four billion, five hundred thirty-six million, seven hundred seventy-six thousand, two hundred sixty-one".