55005605505050 has 24 divisors (see below), whose sum is σ = 102311813041536. Its totient is φ = 22001943965040.

The previous prime is 55005605505047. The next prime is 55005605505101. The reversal of 55005605505050 is 5050550650055.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 55005605504989 and 55005605505007.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3711704 + ... + 11126003.

It is an arithmetic number, because the mean of its divisors is an integer number (4262992210064).

Almost surely, 2^{55005605505050} is an apocalyptic number.

55005605505050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55005605505050 is a deficient number, since it is larger than the sum of its proper divisors (47306207536486).

55005605505050 is a wasteful number, since it uses less digits than its factorization.

55005605505050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14911862 (or 14911857 counting only the distinct ones).

The product of its (nonzero) digits is 468750, while the sum is 41.

The spelling of 55005605505050 in words is "fifty-five trillion, five billion, six hundred five million, five hundred five thousand, fifty".