866763322228354 has 4 divisors (see below), whose sum is σ = 1300144983342534. Its totient is φ = 433381661114176.

The previous prime is 866763322228313. The next prime is 866763322228493. The reversal of 866763322228354 is 453822223367668.

866763322228354 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., 857073343914225 + 9689978314129 = 29275815^2 + 3112873^2 .

It is a super-2 number, since 2×866763322228354² (a number of 31 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 866763322228354.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216690830557087 + ... + 216690830557090.

Almost surely, 2^{866763322228354} is an apocalyptic number.

866763322228354 is a deficient number, since it is larger than the sum of its proper divisors (433381661114180).

866763322228354 is a wasteful number, since it uses less digits than its factorization.

866763322228354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433381661114179.

The product of its digits is 836075520, while the sum is 67.

The spelling of 866763322228354 in words is "eight hundred sixty-six trillion, seven hundred sixty-three billion, three hundred twenty-two million, two hundred twenty-eight thousand, three hundred fifty-four".