261164452114 has 4 divisors (see below), whose sum is σ = 391746678174. Its totient is φ = 130582226056.

The previous prime is 261164452067. The next prime is 261164452181. The reversal of 261164452114 is 411254461162.

261164452114 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 253982737089 + 7181715025 = 503967^2 + 84745^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65291113027 + ... + 65291113030.

Almost surely, 2^261164452114 is an apocalyptic number.

261164452114 is a deficient number, since it is larger than the sum of its proper divisors (130582226060).

261164452114 is a wasteful number, since it uses less digits than its factorization.

261164452114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130582226059.

The product of its digits is 46080, while the sum is 37.

The spelling of 261164452114 in words is "two hundred sixty-one billion, one hundred sixty-four million, four hundred fifty-two thousand, one hundred fourteen".