16215466051 has 2 divisors, whose sum is σ = 16215466052. Its totient is φ = 16215466050.

The previous prime is 16215466009. The next prime is 16215466061. The reversal of 16215466051 is 15066451261.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16215466051 - 2¹³ = 16215457859 is a prime.

It is a super-2 number, since 2×16215466051² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16215466051.

It is not a weakly prime, because it can be changed into another prime (16215466061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8107733025 + 8107733026.

It is an arithmetic number, because the mean of its divisors is an integer number (8107733026).

Almost surely, 2^16215466051 is an apocalyptic number.

16215466051 is a deficient number, since it is larger than the sum of its proper divisors (1).

16215466051 is an equidigital number, since it uses as much as digits as its factorization.

16215466051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43200, while the sum is 37.

The spelling of 16215466051 in words is "sixteen billion, two hundred fifteen million, four hundred sixty-six thousand, fifty-one".