1098571010666 has 8 divisors (see below), whose sum is σ = 1648190713824. Its totient is φ = 549174106060.

The previous prime is 1098571010653. The next prime is 1098571010687. The reversal of 1098571010666 is 6660101758901.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55687310 + ... + 55707033.

It is an arithmetic number, because the mean of its divisors is an integer number (206023839228).

Almost surely, 2^{1098571010666} is an apocalyptic number.

1098571010666 is a deficient number, since it is larger than the sum of its proper divisors (549619703158).

1098571010666 is a wasteful number, since it uses less digits than its factorization.

1098571010666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111399276.

The product of its (nonzero) digits is 544320, while the sum is 50.

The spelling of 1098571010666 in words is "one trillion, ninety-eight billion, five hundred seventy-one million, ten thousand, six hundred sixty-six".