1120806645638 has 8 divisors (see below), whose sum is σ = 1739182726080. Its totient is φ = 541079070280.

The previous prime is 1120806645619. The next prime is 1120806645641. The reversal of 1120806645638 is 8365466080211.

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

It is a congruent number.

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, 9662126198 + ... + 9662126313.

It is an arithmetic number, because the mean of its divisors is an integer number (217397840760).

Almost surely, 2^{1120806645638} is an apocalyptic number.

1120806645638 is a deficient number, since it is larger than the sum of its proper divisors (618376080442).

1120806645638 is a wasteful number, since it uses less digits than its factorization.

1120806645638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19324252542.

The product of its (nonzero) digits is 1658880, while the sum is 50.

The spelling of 1120806645638 in words is "one trillion, one hundred twenty billion, eight hundred six million, six hundred forty-five thousand, six hundred thirty-eight".