1066005551016 has 96 divisors (see below), whose sum is σ = 3413318313600. Its totient is φ = 294070492800.

The previous prime is 1066005551003. The next prime is 1066005551027. The reversal of 1066005551016 is 6101555006601.

It is a super-3 number, since 3×1066005551016³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 36452460 + ... + 36481691.

It is an arithmetic number, because the mean of its divisors is an integer number (35555399100).

Almost surely, 2^{1066005551016} is an apocalyptic number.

It is an amenable number.

1066005551016 is an abundant number, since it is smaller than the sum of its proper divisors (2347312762584).

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

1066005551016 is a wasteful number, since it uses less digits than its factorization.

1066005551016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72934199 (or 72934192 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

The spelling of 1066005551016 in words is "one trillion, sixty-six billion, five million, five hundred fifty-one thousand, sixteen".