2605010401 has 4 divisors (see below), whose sum is σ = 2977154752. Its totient is φ = 2232866052.

The previous prime is 2605010381. The next prime is 2605010413. The reversal of 2605010401 is 1040105062.

2605010401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2605010401 - 2⁷ = 2605010273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2605010461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186072165 + ... + 186072178.

It is an arithmetic number, because the mean of its divisors is an integer number (744288688).

Almost surely, 2^2605010401 is an apocalyptic number.

It is an amenable number.

2605010401 is a deficient number, since it is larger than the sum of its proper divisors (372144351).

2605010401 is an equidigital number, since it uses as much as digits as its factorization.

2605010401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372144350.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 2605010401 is about 51039.3025128675. The cubic root of 2605010401 is about 1375.9515882961.

Adding to 2605010401 its reverse (1040105062), we get a palindrome (3645115463).

The spelling of 2605010401 in words is "two billion, six hundred five million, ten thousand, four hundred one".