550203643574751 has 8 divisors (see below), whose sum is σ = 734261621629744. Its totient is φ = 366474047284800.

The previous prime is 550203643574749. The next prime is 550203643574831. The reversal of 550203643574751 is 157475346302055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 550203643574751 - 2¹ = 550203643574749 is a prime.

It is a super-2 number, since 2×550203643574751² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 550203643574691 and 550203643574700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550203643573751) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82095437350 + ... + 82095444051.

It is an arithmetic number, because the mean of its divisors is an integer number (91782702703718).

Almost surely, 2^{550203643574751} is an apocalyptic number.

550203643574751 is a deficient number, since it is larger than the sum of its proper divisors (184057978054993).

550203643574751 is a wasteful number, since it uses less digits than its factorization.

550203643574751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164190882521.

The product of its (nonzero) digits is 52920000, while the sum is 57.

The spelling of 550203643574751 in words is "five hundred fifty trillion, two hundred three billion, six hundred forty-three million, five hundred seventy-four thousand, seven hundred fifty-one".