866450088852454 has 8 divisors (see below), whose sum is σ = 1305253138143240. Its totient is φ = 431365709471376.

The previous prime is 866450088852451. The next prime is 866450088852457. The reversal of 866450088852454 is 454258880054668.

It is an interprime number because it is at equal distance from previous prime (866450088852451) and next prime (866450088852457).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (866450088852451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 929667476844 + ... + 929667477775.

It is an arithmetic number, because the mean of its divisors is an integer number (163156642267905).

Almost surely, 2^{866450088852454} is an apocalyptic number.

866450088852454 is a deficient number, since it is larger than the sum of its proper divisors (438803049290786).

866450088852454 is a wasteful number, since it uses less digits than its factorization.

866450088852454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1859334954854.

The product of its (nonzero) digits is 2359296000, while the sum is 73.

The spelling of 866450088852454 in words is "eight hundred sixty-six trillion, four hundred fifty billion, eighty-eight million, eight hundred fifty-two thousand, four hundred fifty-four".