2405617656411 has 16 divisors (see below), whose sum is σ = 3218608989440. Its totient is φ = 1598194009440.

The previous prime is 2405617656373. The next prime is 2405617656413. The reversal of 2405617656411 is 1146567165042.

It is not a de Polignac number, because 2405617656411 - 2¹⁰ = 2405617655387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2405617656413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124416 + ... + 2196978.

It is an arithmetic number, because the mean of its divisors is an integer number (201163061840).

Almost surely, 2^{2405617656411} is an apocalyptic number.

2405617656411 is a deficient number, since it is larger than the sum of its proper divisors (812991333029).

2405617656411 is a wasteful number, since it uses less digits than its factorization.

2405617656411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2073906.

The product of its (nonzero) digits is 1209600, while the sum is 48.

The spelling of 2405617656411 in words is "two trillion, four hundred five billion, six hundred seventeen million, six hundred fifty-six thousand, four hundred eleven".