866788526401214 has 32 divisors (see below), whose sum is σ = 1436524506573120. Its totient is φ = 390164208873472.

The previous prime is 866788526401141. The next prime is 866788526401279. The reversal of 866788526401214 is 412104625887668.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 220711622 + ... + 224604534.

It is an arithmetic number, because the mean of its divisors is an integer number (44891390830410).

Almost surely, 2^{866788526401214} is an apocalyptic number.

866788526401214 is a deficient number, since it is larger than the sum of its proper divisors (569735980171906).

866788526401214 is a wasteful number, since it uses less digits than its factorization.

866788526401214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4177684.

The product of its (nonzero) digits is 247726080, while the sum is 68.

The spelling of 866788526401214 in words is "eight hundred sixty-six trillion, seven hundred eighty-eight billion, five hundred twenty-six million, four hundred one thousand, two hundred fourteen".