55005000000050 has 48 divisors (see below), whose sum is σ = 102353582826432. Its totient is φ = 21992478916800.

The previous prime is 55005000000031. The next prime is 55005000000053. The reversal of 55005000000050 is 5000000050055.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 55004999999959 and 55005000000031.

It is not an unprimeable number, because it can be changed into a prime (55005000000053) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1312966904 + ... + 1313008796.

It is an arithmetic number, because the mean of its divisors is an integer number (2132366308884).

Almost surely, 2^{55005000000050} is an apocalyptic number.

55005000000050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55005000000050 is a deficient number, since it is larger than the sum of its proper divisors (47348582826382).

55005000000050 is a wasteful number, since it uses less digits than its factorization.

55005000000050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52643 (or 52638 counting only the distinct ones).

The product of its (nonzero) digits is 625, while the sum is 20.

The spelling of 55005000000050 in words is "fifty-five trillion, five billion, fifty", and thus it is an aban number and an uban number.