2064381656160 has 48 divisors (see below), whose sum is σ = 6502802218416. Its totient is φ = 550501774848.

The previous prime is 2064381656159. The next prime is 2064381656177. The reversal of 2064381656160 is 616561834602.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2150397079 + ... + 2150398038.

It is an arithmetic number, because the mean of its divisors is an integer number (135475046217).

Almost surely, 2^{2064381656160} is an apocalyptic number.

2064381656160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2064381656160 is an abundant number, since it is smaller than the sum of its proper divisors (4438420562256).

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

2064381656160 is a wasteful number, since it uses less digits than its factorization.

2064381656160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4300795135 (or 4300795127 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 48.

The spelling of 2064381656160 in words is "two trillion, sixty-four billion, three hundred eighty-one million, six hundred fifty-six thousand, one hundred sixty".