2516268012619 has 2 divisors, whose sum is σ = 2516268012620. Its totient is φ = 2516268012618.

The previous prime is 2516268012617. The next prime is 2516268012631. The reversal of 2516268012619 is 9162108626152.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2516268012619 - 2¹ = 2516268012617 is a prime.

It is a super-2 number, since 2×2516268012619² (a number of 26 digits) contains 22 as substring.

Together with 2516268012617, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2516268012613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1258134006309 + 1258134006310.

It is an arithmetic number, because the mean of its divisors is an integer number (1258134006310).

Almost surely, 2^{2516268012619} is an apocalyptic number.

2516268012619 is a deficient number, since it is larger than the sum of its proper divisors (1).

2516268012619 is an equidigital number, since it uses as much as digits as its factorization.

2516268012619 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 622080, while the sum is 49.

The spelling of 2516268012619 in words is "two trillion, five hundred sixteen billion, two hundred sixty-eight million, twelve thousand, six hundred nineteen".