1966601160 has 64 divisors (see below), whose sum is σ = 6555340800. Its totient is φ = 524426688.

The previous prime is 1966601141. The next prime is 1966601167. The reversal of 1966601160 is 611066691.

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

It is not an unprimeable number, because it can be changed into a prime (1966601167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 909384 + ... + 911543.

It is an arithmetic number, because the mean of its divisors is an integer number (102427200).

Almost surely, 2^1966601160 is an apocalyptic number.

1966601160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1966601160 is an abundant number, since it is smaller than the sum of its proper divisors (4588739640).

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

1966601160 is a wasteful number, since it uses less digits than its factorization.

1966601160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1820947 (or 1820937 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 1966601160 is about 44346.3770786295. The cubic root of 1966601160 is about 1252.8683272580.

The spelling of 1966601160 in words is "one billion, nine hundred sixty-six million, six hundred one thousand, one hundred sixty".