55005550055056 has 20 divisors (see below), whose sum is σ = 106748826979072. Its totient is φ = 27457465673376.

The previous prime is 55005550055009. The next prime is 55005550055059. The reversal of 55005550055056 is 65055005550055.

It is a happy number.

It is a super-2 number, since 2×55005550055056² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55005550054997 and 55005550055015.

It is not an unprimeable number, because it can be changed into a prime (55005550055059) 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, 2831824620 + ... + 2831844043.

Almost surely, 2^{55005550055056} is an apocalyptic number.

It is an amenable number.

55005550055056 is a deficient number, since it is larger than the sum of its proper divisors (51743276924016).

55005550055056 is a wasteful number, since it uses less digits than its factorization.

55005550055056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5663669278 (or 5663669272 counting only the distinct ones).

The product of its (nonzero) digits is 2343750, while the sum is 46.

The spelling of 55005550055056 in words is "fifty-five trillion, five billion, five hundred fifty million, fifty-five thousand, fifty-six".