2516128232723 has 16 divisors (see below), whose sum is σ = 2920697902080. Its totient is φ = 2122935544800.

The previous prime is 2516128232687. The next prime is 2516128232741. The reversal of 2516128232723 is 3272328216152.

It is not a de Polignac number, because 2516128232723 - 2²² = 2516124038419 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2516128232743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3697988 + ... + 4325201.

It is an arithmetic number, because the mean of its divisors is an integer number (182543618880).

Almost surely, 2^{2516128232723} is an apocalyptic number.

2516128232723 is a deficient number, since it is larger than the sum of its proper divisors (404569669357).

2516128232723 is an equidigital number, since it uses as much as digits as its factorization.

2516128232723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8023898.

The product of its digits is 483840, while the sum is 44.

The spelling of 2516128232723 in words is "two trillion, five hundred sixteen billion, one hundred twenty-eight million, two hundred thirty-two thousand, seven hundred twenty-three".