50550005505501 has 24 divisors (see below), whose sum is σ = 73060303251936. Its totient is φ = 33679873055520.

The previous prime is 50550005505473. The next prime is 50550005505541. The reversal of 50550005505501 is 10550550005505.

It is a happy number.

50550005505501 is a `hidden beast` number, since 5 + 0 + 5 + 50 + 0 + 0 + 5 + 50 + 550 + 1 = 666.

It is not a de Polignac number, because 50550005505501 - 2¹⁴ = 50550005489117 is a prime.

It is a super-2 number, since 2×50550005505501² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50550005505541) 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, 108259506 + ... + 108725436.

It is an arithmetic number, because the mean of its divisors is an integer number (3044179302164).

Almost surely, 2^{50550005505501} is an apocalyptic number.

It is an amenable number.

50550005505501 is a deficient number, since it is larger than the sum of its proper divisors (22510297746435).

50550005505501 is a wasteful number, since it uses less digits than its factorization.

50550005505501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473113 (or 473110 counting only the distinct ones).

The product of its (nonzero) digits is 78125, while the sum is 36.

The spelling of 50550005505501 in words is "fifty trillion, five hundred fifty billion, five million, five hundred five thousand, five hundred one".