1866020885614 has 16 divisors (see below), whose sum is σ = 2866619661552. Its totient is φ = 910663423488.

The previous prime is 1866020885593. The next prime is 1866020885653. The reversal of 1866020885614 is 4165880206681.

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, 45585684 + ... + 45626599.

It is an arithmetic number, because the mean of its divisors is an integer number (179163728847).

Almost surely, 2^{1866020885614} is an apocalyptic number.

1866020885614 is a deficient number, since it is larger than the sum of its proper divisors (1000598775938).

1866020885614 is a wasteful number, since it uses less digits than its factorization.

1866020885614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91212531.

The product of its (nonzero) digits is 4423680, while the sum is 55.

The spelling of 1866020885614 in words is "one trillion, eight hundred sixty-six billion, twenty million, eight hundred eighty-five thousand, six hundred fourteen".