2652805378 has 16 divisors (see below), whose sum is σ = 4027023000. Its totient is φ = 1310487552.

The previous prime is 2652805369. The next prime is 2652805381. The reversal of 2652805378 is 8735082562.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2344205889 + 308599489 = 48417^2 + 17567^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260038 + ... + 270046.

Almost surely, 2^2652805378 is an apocalyptic number.

2652805378 is a deficient number, since it is larger than the sum of its proper divisors (1374217622).

2652805378 is a wasteful number, since it uses less digits than its factorization.

2652805378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11589.

The product of its (nonzero) digits is 806400, while the sum is 46.

The square root of 2652805378 is about 51505.3917371764. The cubic root of 2652805378 is about 1384.3156533441.

The spelling of 2652805378 in words is "two billion, six hundred fifty-two million, eight hundred five thousand, three hundred seventy-eight".