1600655516556 has 48 divisors (see below), whose sum is σ = 3737631206400. Its totient is φ = 533156530752.

The previous prime is 1600655516483. The next prime is 1600655516561. The reversal of 1600655516556 is 6556155560061.

It is a super-2 number, since 2×1600655516556² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1600655516499 and 1600655516508.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106327126 + ... + 106342178.

It is an arithmetic number, because the mean of its divisors is an integer number (77867316800).

Almost surely, 2^{1600655516556} is an apocalyptic number.

It is an amenable number.

1600655516556 is an abundant number, since it is smaller than the sum of its proper divisors (2136975689844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1600655516556 is a wasteful number, since it uses less digits than its factorization.

1600655516556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21038 (or 21036 counting only the distinct ones).

The product of its (nonzero) digits is 4050000, while the sum is 51.

The spelling of 1600655516556 in words is "one trillion, six hundred billion, six hundred fifty-five million, five hundred sixteen thousand, five hundred fifty-six".