99999616015751 has 2 divisors, whose sum is σ = 99999616015752. Its totient is φ = 99999616015750.

The previous prime is 99999616015729. The next prime is 99999616015753. The reversal of 99999616015751 is 15751061699999.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99999616015751 - 2⁶ = 99999616015687 is a prime.

Together with 99999616015753, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99999616015753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49999808007875 + 49999808007876.

It is an arithmetic number, because the mean of its divisors is an integer number (49999808007876).

Almost surely, 2^{99999616015751} is an apocalyptic number.

99999616015751 is a deficient number, since it is larger than the sum of its proper divisors (1).

99999616015751 is an equidigital number, since it uses as much as digits as its factorization.

99999616015751 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 372008700, while the sum is 77.

The spelling of 99999616015751 in words is "ninety-nine trillion, nine hundred ninety-nine billion, six hundred sixteen million, fifteen thousand, seven hundred fifty-one".