2160755768 has 8 divisors (see below), whose sum is σ = 4051417080. Its totient is φ = 1080377880.

The previous prime is 2160755767. The next prime is 2160755771. The reversal of 2160755768 is 8675570612.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2160755767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135047228 + ... + 135047243.

It is an arithmetic number, because the mean of its divisors is an integer number (506427135).

Almost surely, 2^2160755768 is an apocalyptic number.

It is an amenable number.

2160755768 is a deficient number, since it is larger than the sum of its proper divisors (1890661312).

2160755768 is a wasteful number, since it uses less digits than its factorization.

2160755768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270094477 (or 270094473 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 47.

The square root of 2160755768 is about 46483.9302124939. The cubic root of 2160755768 is about 1292.8115605866.

The spelling of 2160755768 in words is "two billion, one hundred sixty million, seven hundred fifty-five thousand, seven hundred sixty-eight".