551056061056 has 32 divisors (see below), whose sum is σ = 1102078684980. Its totient is φ = 274455920640.

The previous prime is 551056061047. The next prime is 551056061057. The reversal of 551056061056 is 650160650155.

It can be written as a sum of positive squares in 2 ways, for example, as 532001019456 + 19055041600 = 729384^2 + 138040^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (551056061057) 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, 8342835 + ... + 8408626.

Almost surely, 2^551056061056 is an apocalyptic number.

It is an amenable number.

551056061056 is a deficient number, since it is larger than the sum of its proper divisors (551022623924).

551056061056 is a wasteful number, since it uses less digits than its factorization.

551056061056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16751732 (or 16751720 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 40.

The spelling of 551056061056 in words is "five hundred fifty-one billion, fifty-six million, sixty-one thousand, fifty-six".