2516436134121 has 64 divisors (see below), whose sum is σ = 4439367475200. Its totient is φ = 1230735119616.

The previous prime is 2516436134117. The next prime is 2516436134153. The reversal of 2516436134121 is 1214316346152.

It is not a de Polignac number, because 2516436134121 - 2² = 2516436134117 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 2516436134121.

It is not an unprimeable number, because it can be changed into a prime (2516436134101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4917306 + ... + 5404883.

It is an arithmetic number, because the mean of its divisors is an integer number (69365116800).

Almost surely, 2^{2516436134121} is an apocalyptic number.

2516436134121 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2516436134121 is a deficient number, since it is larger than the sum of its proper divisors (1922931341079).

2516436134121 is a wasteful number, since it uses less digits than its factorization.

2516436134121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10322278.

The product of its digits is 103680, while the sum is 39.

The spelling of 2516436134121 in words is "two trillion, five hundred sixteen billion, four hundred thirty-six million, one hundred thirty-four thousand, one hundred twenty-one".