550500238406 has 4 divisors (see below), whose sum is σ = 825750357612. Its totient is φ = 275250119202.

The previous prime is 550500238399. The next prime is 550500238433. The reversal of 550500238406 is 604832005055.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 550500238406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137625059600 + ... + 137625059603.

It is an arithmetic number, because the mean of its divisors is an integer number (206437589403).

Almost surely, 2^550500238406 is an apocalyptic number.

550500238406 is a deficient number, since it is larger than the sum of its proper divisors (275250119206).

550500238406 is a wasteful number, since it uses less digits than its factorization.

550500238406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275250119205.

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 550500238406 in words is "five hundred fifty billion, five hundred million, two hundred thirty-eight thousand, four hundred six".