55555555060551 has 32 divisors (see below), whose sum is σ = 93632092814848. Its totient is φ = 28512028252800.

The previous prime is 55555555060549. The next prime is 55555555060561. The reversal of 55555555060551 is 15506055555555.

It is not a de Polignac number, because 55555555060551 - 2¹ = 55555555060549 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55555555060491 and 55555555060500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55555555060561) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2749992625 + ... + 2750012826.

It is an arithmetic number, because the mean of its divisors is an integer number (2926002900464).

Almost surely, 2^{55555555060551} is an apocalyptic number.

55555555060551 is a deficient number, since it is larger than the sum of its proper divisors (38076537754297).

55555555060551 is a wasteful number, since it uses less digits than its factorization.

55555555060551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5500005511.

The product of its (nonzero) digits is 58593750, while the sum is 57.

The spelling of 55555555060551 in words is "fifty-five trillion, five hundred fifty-five billion, five hundred fifty-five million, sixty thousand, five hundred fifty-one".