2940253565 has 8 divisors (see below), whose sum is σ = 3546215640. Its totient is φ = 2340261952.

The previous prime is 2940253549. The next prime is 2940253577. The reversal of 2940253565 is 5653520492.

It can be written as a sum of positive squares in 4 ways, for example, as 2100297241 + 839956324 = 45829^2 + 28982^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2940253565 - 2⁴ = 2940253549 is a prime.

It is a congruent number.

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, 1491530 + ... + 1493499.

It is an arithmetic number, because the mean of its divisors is an integer number (443276955).

Almost surely, 2^2940253565 is an apocalyptic number.

It is an amenable number.

2940253565 is a deficient number, since it is larger than the sum of its proper divisors (605962075).

2940253565 is a wasteful number, since it uses less digits than its factorization.

2940253565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2985231.

The product of its (nonzero) digits is 324000, while the sum is 41.

The square root of 2940253565 is about 54224.1050179715. The cubic root of 2940253565 is about 1432.6109349035.

The spelling of 2940253565 in words is "two billion, nine hundred forty million, two hundred fifty-three thousand, five hundred sixty-five".