1009803627238 has 16 divisors (see below), whose sum is σ = 1732570262784. Its totient is φ = 432403400520.

The previous prime is 1009803627227. The next prime is 1009803627241. The reversal of 1009803627238 is 8327263089001.

It is a junction number, because it is equal to n+sod(n) for n = 1009803627191 and 1009803627200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30781570 + ... + 30814357.

It is an arithmetic number, because the mean of its divisors is an integer number (108285641424).

Almost surely, 2^{1009803627238} is an apocalyptic number.

1009803627238 is a deficient number, since it is larger than the sum of its proper divisors (722766635546).

1009803627238 is a wasteful number, since it uses less digits than its factorization.

1009803627238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61597107.

The product of its (nonzero) digits is 870912, while the sum is 49.

The spelling of 1009803627238 in words is "one trillion, nine billion, eight hundred three million, six hundred twenty-seven thousand, two hundred thirty-eight".