16107201555251 has 2 divisors, whose sum is σ = 16107201555252. Its totient is φ = 16107201555250.

The previous prime is 16107201555167. The next prime is 16107201555299. The reversal of 16107201555251 is 15255510270161.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16107201555251 - 2¹⁸ = 16107201293107 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 16107201555199 and 16107201555208.

It is not a weakly prime, because it can be changed into another prime (16107204555251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8053600777625 + 8053600777626.

It is an arithmetic number, because the mean of its divisors is an integer number (8053600777626).

Almost surely, 2^{16107201555251} is an apocalyptic number.

16107201555251 is a deficient number, since it is larger than the sum of its proper divisors (1).

16107201555251 is an equidigital number, since it uses as much as digits as its factorization.

16107201555251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105000, while the sum is 41.

The spelling of 16107201555251 in words is "sixteen trillion, one hundred seven billion, two hundred one million, five hundred fifty-five thousand, two hundred fifty-one".