50550055555040 has 48 divisors (see below), whose sum is σ = 121206961591632. Its totient is φ = 19918230841344.

The previous prime is 50550055554913. The next prime is 50550055555057. The reversal of 50550055555040 is 4055555005505.

It is a junction number, because it is equal to n+sod(n) for n = 50550055554982 and 50550055555000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2357734409 + ... + 2357755848.

It is an arithmetic number, because the mean of its divisors is an integer number (2525145033159).

Almost surely, 2^{50550055555040} is an apocalyptic number.

It is an amenable number.

50550055555040 is an abundant number, since it is smaller than the sum of its proper divisors (70656906036592).

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

50550055555040 is a wasteful number, since it uses less digits than its factorization.

50550055555040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4715490339 (or 4715490331 counting only the distinct ones).

The product of its (nonzero) digits is 1562500, while the sum is 44.

The spelling of 50550055555040 in words is "fifty trillion, five hundred fifty billion, fifty-five million, five hundred fifty-five thousand, forty".