866973023234 has 4 divisors (see below), whose sum is σ = 1300459534854. Its totient is φ = 433486511616.

The previous prime is 866973023197. The next prime is 866973023251. The reversal of 866973023234 is 432320379668.

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., 751607504209 + 115365519025 = 866953^2 + 339655^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216743255807 + ... + 216743255810.

Almost surely, 2^866973023234 is an apocalyptic number.

866973023234 is a deficient number, since it is larger than the sum of its proper divisors (433486511620).

866973023234 is a wasteful number, since it uses less digits than its factorization.

866973023234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433486511619.

The product of its (nonzero) digits is 7838208, while the sum is 53.

The spelling of 866973023234 in words is "eight hundred sixty-six billion, nine hundred seventy-three million, twenty-three thousand, two hundred thirty-four".