866757448870342 has 16 divisors (see below), whose sum is σ = 1300332363264000. Its totient is φ = 433313328884040.

The previous prime is 866757448870333. The next prime is 866757448870361. The reversal of 866757448870342 is 243078844757668.

866757448870342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2262297909 + ... + 2262681007.

It is an arithmetic number, because the mean of its divisors is an integer number (81270772704000).

Almost surely, 2^{866757448870342} is an apocalyptic number.

866757448870342 is a deficient number, since it is larger than the sum of its proper divisors (433574914393658).

866757448870342 is a wasteful number, since it uses less digits than its factorization.

866757448870342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550851.

The product of its (nonzero) digits is 12138577920, while the sum is 79.

The spelling of 866757448870342 in words is "eight hundred sixty-six trillion, seven hundred fifty-seven billion, four hundred forty-eight million, eight hundred seventy thousand, three hundred forty-two".