1930628175656 has 16 divisors (see below), whose sum is σ = 3670912729440. Its totient is φ = 951718114480.

The previous prime is 1930628175647. The next prime is 1930628175659. The reversal of 1930628175656 is 6565718260391.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1930628175595 and 1930628175604.

It is not an unprimeable number, because it can be changed into a prime (1930628175659) 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, 1699496066 + ... + 1699497201.

It is an arithmetic number, because the mean of its divisors is an integer number (229432045590).

Almost surely, 2^{1930628175656} is an apocalyptic number.

It is an amenable number.

1930628175656 is a deficient number, since it is larger than the sum of its proper divisors (1740284553784).

1930628175656 is a wasteful number, since it uses less digits than its factorization.

1930628175656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3398993344 (or 3398993340 counting only the distinct ones).

The product of its (nonzero) digits is 16329600, while the sum is 59.

The spelling of 1930628175656 in words is "one trillion, nine hundred thirty billion, six hundred twenty-eight million, one hundred seventy-five thousand, six hundred fifty-six".