2516600401 has 8 divisors (see below), whose sum is σ = 2908431360. Its totient is φ = 2132848608.

The previous prime is 2516600381. The next prime is 2516600417. The reversal of 2516600401 is 1040066152.

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

It is a cyclic number.

It is not a de Polignac number, because 2516600401 - 2¹⁵ = 2516567633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2516600461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2019121 + ... + 2020366.

It is an arithmetic number, because the mean of its divisors is an integer number (363553920).

Almost surely, 2^2516600401 is an apocalyptic number.

It is an amenable number.

2516600401 is a deficient number, since it is larger than the sum of its proper divisors (391830959).

2516600401 is an equidigital number, since it uses as much as digits as its factorization.

2516600401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4039583.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 2516600401 is about 50165.7293478327. The cubic root of 2516600401 is about 1360.2062117028.

Adding to 2516600401 its reverse (1040066152), we get a palindrome (3556666553).

The spelling of 2516600401 in words is "two billion, five hundred sixteen million, six hundred thousand, four hundred one".