2404128190465 has 8 divisors (see below), whose sum is σ = 2984434995240. Its totient is φ = 1856981774592.

The previous prime is 2404128190447. The next prime is 2404128190487. The reversal of 2404128190465 is 5640918214042.

It can be written as a sum of positive squares in 4 ways, for example, as 516029595904 + 1888098594561 = 718352^2 + 1374081^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2404128190465 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8290097064 + ... + 8290097353.

It is an arithmetic number, because the mean of its divisors is an integer number (373054374405).

Almost surely, 2^{2404128190465} is an apocalyptic number.

It is an amenable number.

2404128190465 is a deficient number, since it is larger than the sum of its proper divisors (580306804775).

2404128190465 is a wasteful number, since it uses less digits than its factorization.

2404128190465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16580194451.

The product of its (nonzero) digits is 552960, while the sum is 46.

The spelling of 2404128190465 in words is "two trillion, four hundred four billion, one hundred twenty-eight million, one hundred ninety thousand, four hundred sixty-five".