1066045604550 has 48 divisors (see below), whose sum is σ = 2645081634000. Its totient is φ = 284140275840.

The previous prime is 1066045604527. The next prime is 1066045604599. The reversal of 1066045604550 is 554065406601.

It is a super-2 number, since 2×1066045604550² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1422925 + ... + 2038824.

It is an arithmetic number, because the mean of its divisors is an integer number (55105867375).

Almost surely, 2^{1066045604550} is an apocalyptic number.

1066045604550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1066045604550 is an abundant number, since it is smaller than the sum of its proper divisors (1579036029450).

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

1066045604550 is a wasteful number, since it uses less digits than its factorization.

1066045604550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3463817 (or 3463812 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 1066045604550 in words is "one trillion, sixty-six billion, forty-five million, six hundred four thousand, five hundred fifty".