55555050055505 has 192 divisors, whose sum is σ = 95256762048000. Its totient is φ = 30517539655680.

The previous prime is 55555050055493. The next prime is 55555050055511. The reversal of 55555050055505 is 50555005055555.

It is not a de Polignac number, because 55555050055505 - 2³⁶ = 55486330578769 is a prime.

It is a super-2 number, since 2×55555050055505² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 410087021 + ... + 410222469.

It is an arithmetic number, because the mean of its divisors is an integer number (496128969000).

Almost surely, 2^{55555050055505} is an apocalyptic number.

55555050055505 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

55555050055505 is a deficient number, since it is larger than the sum of its proper divisors (39701711992495).

55555050055505 is a wasteful number, since it uses less digits than its factorization.

55555050055505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136024 (or 136017 counting only the distinct ones).

The product of its (nonzero) digits is 9765625, while the sum is 50.

The spelling of 55555050055505 in words is "fifty-five trillion, five hundred fifty-five billion, fifty million, fifty-five thousand, five hundred five".