1361776066 has 16 divisors (see below), whose sum is σ = 2335821120. Its totient is φ = 583281360.

The previous prime is 1361776051. The next prime is 1361776067. The reversal of 1361776066 is 6606771631.

It is not an unprimeable number, because it can be changed into a prime (1361776067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2140 + ... + 52231.

It is an arithmetic number, because the mean of its divisors is an integer number (145988820).

Almost surely, 2^1361776066 is an apocalyptic number.

1361776066 is a deficient number, since it is larger than the sum of its proper divisors (974045054).

1361776066 is a wasteful number, since it uses less digits than its factorization.

1361776066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56169.

The product of its (nonzero) digits is 190512, while the sum is 43.

The square root of 1361776066 is about 36902.2501481956. The cubic root of 1361776066 is about 1108.4137356085.

The spelling of 1361776066 in words is "one billion, three hundred sixty-one million, seven hundred seventy-six thousand, sixty-six".