2750002664 has 8 divisors (see below), whose sum is σ = 5156255010. Its totient is φ = 1375001328.

The previous prime is 2750002657. The next prime is 2750002667. The reversal of 2750002664 is 4662000572.

It can be written as a sum of positive squares in only one way, i.e., 2649160900 + 100841764 = 51470^2 + 10042^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 2750002664.

It is not an unprimeable number, because it can be changed into a prime (2750002667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171875159 + ... + 171875174.

Almost surely, 2^2750002664 is an apocalyptic number.

It is an amenable number.

2750002664 is a deficient number, since it is larger than the sum of its proper divisors (2406252346).

2750002664 is a wasteful number, since it uses less digits than its factorization.

2750002664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343750339 (or 343750335 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 2750002664 is about 52440.4678087448. The cubic root of 2750002664 is about 1401.0201177295.

The spelling of 2750002664 in words is "two billion, seven hundred fifty million, two thousand, six hundred sixty-four".