55005561050 has 96 divisors (see below), whose sum is σ = 114768154368. Its totient is φ = 19440000000.

The previous prime is 55005561043. The next prime is 55005561137. The reversal of 55005561050 is 5016550055.

It is a super-2 number, since 2×55005561050² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55005560998 and 55005561016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6106550 + ... + 6115550.

It is an arithmetic number, because the mean of its divisors is an integer number (1195501608).

Almost surely, 2^55005561050 is an apocalyptic number.

55005561050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55005561050 is an abundant number, since it is smaller than the sum of its proper divisors (59762593318).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55005561050 is a wasteful number, since it uses less digits than its factorization.

55005561050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9336 (or 9331 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 32.

The spelling of 55005561050 in words is "fifty-five billion, five million, five hundred sixty-one thousand, fifty".