2713661568 has 64 divisors (see below), whose sum is σ = 8009080800. Its totient is φ = 904552704.

The previous prime is 2713661557. The next prime is 2713661569. The reversal of 2713661568 is 8651663172.

2713661568 is a `hidden beast` number, since 27 + 1 + 3 + 6 + 61 + 568 = 666.

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (2713661569) 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, 389146 + ... + 396057.

Almost surely, 2^2713661568 is an apocalyptic number.

It is an amenable number.

2713661568 is an abundant number, since it is smaller than the sum of its proper divisors (5295419232).

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

2713661568 is an equidigital number, since it uses as much as digits as its factorization.

2713661568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785226 (or 785208 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 2713661568 is about 52092.8168560695. The cubic root of 2713661568 is about 1394.8212697367.

The spelling of 2713661568 in words is "two billion, seven hundred thirteen million, six hundred sixty-one thousand, five hundred sixty-eight".