55000050050 has 96 divisors (see below), whose sum is σ = 115744377600. Its totient is φ = 19260864000.

The previous prime is 55000050031. The next prime is 55000050059. The reversal of 55000050050 is 5005000055.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (55000050059) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6519335 + ... + 6527765.

It is an arithmetic number, because the mean of its divisors is an integer number (1205670600).

Almost surely, 2^55000050050 is an apocalyptic number.

55000050050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55000050050 is an abundant number, since it is smaller than the sum of its proper divisors (60744327550).

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

55000050050 is a wasteful number, since it uses less digits than its factorization.

55000050050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8892 (or 8887 counting only the distinct ones).

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

The spelling of 55000050050 in words is "fifty-five billion, fifty thousand, fifty".