550555046455 has 8 divisors (see below), whose sum is σ = 660686152752. Its totient is φ = 440430639168.

The previous prime is 550555046441. The next prime is 550555046491. The reversal of 550555046455 is 554640555055.

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

It is a cyclic number.

It is not a de Polignac number, because 550555046455 - 2³⁵ = 516195308087 is a prime.

It is a super-2 number, since 2×550555046455² (a number of 24 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 = 550555046399 and 550555046408.

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, 1492134 + ... + 1824163.

It is an arithmetic number, because the mean of its divisors is an integer number (82585769094).

Almost surely, 2^550555046455 is an apocalyptic number.

550555046455 is a deficient number, since it is larger than the sum of its proper divisors (110131106297).

550555046455 is a wasteful number, since it uses less digits than its factorization.

550555046455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3349505.

The product of its (nonzero) digits is 7500000, while the sum is 49.

The spelling of 550555046455 in words is "five hundred fifty billion, five hundred fifty-five million, forty-six thousand, four hundred fifty-five".