550409479632 has 60 divisors (see below), whose sum is σ = 1562077636704. Its totient is φ = 180885741120.

The previous prime is 550409479567. The next prime is 550409479649. The reversal of 550409479632 is 236974904055.

550409479632 is a `hidden beast` number, since 5 + 504 + 0 + 9 + 4 + 79 + 63 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26907298 + ... + 26927745.

Almost surely, 2^550409479632 is an apocalyptic number.

It is an amenable number.

550409479632 is an abundant number, since it is smaller than the sum of its proper divisors (1011668157072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

550409479632 is a wasteful number, since it uses less digits than its factorization.

550409479632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53835128 (or 53835119 counting only the distinct ones).

The product of its (nonzero) digits is 8164800, while the sum is 54.

The spelling of 550409479632 in words is "five hundred fifty billion, four hundred nine million, four hundred seventy-nine thousand, six hundred thirty-two".