261326462414 has 4 divisors (see below), whose sum is σ = 391989693624. Its totient is φ = 130663231206.

The previous prime is 261326462407. The next prime is 261326462447. The reversal of 261326462414 is 414264623162.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65331615602 + ... + 65331615605.

It is an arithmetic number, because the mean of its divisors is an integer number (97997423406).

Almost surely, 2^261326462414 is an apocalyptic number.

261326462414 is a deficient number, since it is larger than the sum of its proper divisors (130663231210).

261326462414 is a wasteful number, since it uses less digits than its factorization.

261326462414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130663231209.

The product of its digits is 331776, while the sum is 41.

The spelling of 261326462414 in words is "two hundred sixty-one billion, three hundred twenty-six million, four hundred sixty-two thousand, four hundred fourteen".