1771012064 has 12 divisors (see below), whose sum is σ = 3486680064. Its totient is φ = 885506016.

The previous prime is 1771012037. The next prime is 1771012069. The reversal of 1771012064 is 4602101771.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1771012069) 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 as a sum of consecutive naturals, namely, 27672032 + ... + 27672095.

It is an arithmetic number, because the mean of its divisors is an integer number (290556672).

Almost surely, 2^1771012064 is an apocalyptic number.

It is an amenable number.

1771012064 is a deficient number, since it is larger than the sum of its proper divisors (1715668000).

1771012064 is an equidigital number, since it uses as much as digits as its factorization.

1771012064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55344137 (or 55344129 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 29.

The square root of 1771012064 is about 42083.3941596920. The cubic root of 1771012064 is about 1209.8750101980.

The spelling of 1771012064 in words is "one billion, seven hundred seventy-one million, twelve thousand, sixty-four".