1055188469556 has 48 divisors (see below), whose sum is σ = 2946110260800. Its totient is φ = 324673374816.

The previous prime is 1055188469539. The next prime is 1055188469591. The reversal of 1055188469556 is 6559648815501.

1055188469556 is a `hidden beast` number, since 1 + 0 + 5 + 5 + 18 + 8 + 4 + 69 + 556 = 666.

1055188469556 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1055188469556² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1055188469493 and 1055188469502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 375777966 + ... + 375780773.

It is an arithmetic number, because the mean of its divisors is an integer number (61377297100).

Almost surely, 2^{1055188469556} is an apocalyptic number.

It is an amenable number.

1055188469556 is an abundant number, since it is smaller than the sum of its proper divisors (1890921791244).

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

1055188469556 is a wasteful number, since it uses less digits than its factorization.

1055188469556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 751558765 (or 751558757 counting only the distinct ones).

The product of its (nonzero) digits is 51840000, while the sum is 63.

The spelling of 1055188469556 in words is "one trillion, fifty-five billion, one hundred eighty-eight million, four hundred sixty-nine thousand, five hundred fifty-six".