2402644465 has 32 divisors (see below), whose sum is σ = 3180280320. Its totient is φ = 1731442944.

The previous prime is 2402644463. The next prime is 2402644471. The reversal of 2402644465 is 5644462042.

It is a cyclic number.

It is not a de Polignac number, because 2402644465 - 2¹ = 2402644463 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2402644463) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1279107 + ... + 1280983.

It is an arithmetic number, because the mean of its divisors is an integer number (99383760).

Almost surely, 2^2402644465 is an apocalyptic number.

It is an amenable number.

2402644465 is a deficient number, since it is larger than the sum of its proper divisors (777635855).

2402644465 is a wasteful number, since it uses less digits than its factorization.

2402644465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2361.

The product of its (nonzero) digits is 184320, while the sum is 37.

The square root of 2402644465 is about 49016.7773828513. Note that the first 3 decimals coincide. The cubic root of 2402644465 is about 1339.3574674419.

The spelling of 2402644465 in words is "two billion, four hundred two million, six hundred forty-four thousand, four hundred sixty-five".