550402330455 has 24 divisors (see below), whose sum is σ = 954049616208. Its totient is φ = 293542091136.

The previous prime is 550402330427. The next prime is 550402330469. The reversal of 550402330455 is 554033204055.

550402330455 is a `hidden beast` number, since 550 + 4 + 0 + 23 + 30 + 4 + 55 = 666.

It is not a de Polignac number, because 550402330455 - 2⁸ = 550402330199 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3136264 + ... + 3307106.

It is an arithmetic number, because the mean of its divisors is an integer number (39752067342).

Almost surely, 2^550402330455 is an apocalyptic number.

550402330455 is a deficient number, since it is larger than the sum of its proper divisors (403647285753).

550402330455 is a wasteful number, since it uses less digits than its factorization.

550402330455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242447 (or 242444 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 36.

The spelling of 550402330455 in words is "five hundred fifty billion, four hundred two million, three hundred thirty thousand, four hundred fifty-five".