2402042665 has 8 divisors (see below), whose sum is σ = 3144492288. Its totient is φ = 1746940080.

The previous prime is 2402042647. The next prime is 2402042717. The reversal of 2402042665 is 5662402042.

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

It is not a de Polignac number, because 2402042665 - 2²⁹ = 1865171753 is a prime.

It is a Duffinian 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, 21836697 + ... + 21836806.

It is an arithmetic number, because the mean of its divisors is an integer number (393061536).

Almost surely, 2^2402042665 is an apocalyptic number.

It is an amenable number.

2402042665 is a deficient number, since it is larger than the sum of its proper divisors (742449623).

2402042665 is a wasteful number, since it uses less digits than its factorization.

2402042665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43673519.

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 2402042665 is about 49010.6382839481. The cubic root of 2402042665 is about 1339.2456333578.

The spelling of 2402042665 in words is "two billion, four hundred two million, forty-two thousand, six hundred sixty-five".