550435610466 has 96 divisors (see below), whose sum is σ = 1387693157760. Its totient is φ = 154435030272.

The previous prime is 550435610447. The next prime is 550435610479. The reversal of 550435610466 is 664016534055.

550435610466 is a `hidden beast` number, since 5 + 5 + 0 + 43 + 561 + 0 + 46 + 6 = 666.

It is a super-2 number, since 2×550435610466² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1975681 + ... + 2237003.

It is an arithmetic number, because the mean of its divisors is an integer number (14455137060).

Almost surely, 2^550435610466 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550435610466, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (693846578880).

550435610466 is an abundant number, since it is smaller than the sum of its proper divisors (837257547294).

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

550435610466 is a wasteful number, since it uses less digits than its factorization.

550435610466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261640 (or 261637 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 45.

The spelling of 550435610466 in words is "five hundred fifty billion, four hundred thirty-five million, six hundred ten thousand, four hundred sixty-six".