1066554363303 has 144 divisors (see below), whose sum is σ = 1927915831296. Its totient is φ = 560034247680.

The previous prime is 1066554363263. The next prime is 1066554363307. The reversal of 1066554363303 is 3033634556601.

1066554363303 is a `hidden beast` number, since 1 + 0 + 6 + 6 + 5 + 5 + 4 + 3 + 633 + 0 + 3 = 666.

1066554363303 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1066554363303 - 2³² = 1062259396007 is a prime.

It is a super-2 number, since 2×1066554363303² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066554363307) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 142450426 + ... + 142457912.

It is an arithmetic number, because the mean of its divisors is an integer number (13388304384).

Almost surely, 2^{1066554363303} is an apocalyptic number.

1066554363303 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1066554363303 is a deficient number, since it is larger than the sum of its proper divisors (861361467993).

1066554363303 is a wasteful number, since it uses less digits than its factorization.

1066554363303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7934 (or 7914 counting only the distinct ones).

The product of its (nonzero) digits is 1749600, while the sum is 45.

The spelling of 1066554363303 in words is "one trillion, sixty-six billion, five hundred fifty-four million, three hundred sixty-three thousand, three hundred three".