16152221551 has 2 divisors, whose sum is σ = 16152221552. Its totient is φ = 16152221550.

The previous prime is 16152221507. The next prime is 16152221567. The reversal of 16152221551 is 15512225161.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16152221551 - 2³³ = 7562286959 is a prime.

It is a super-2 number, since 2×16152221551² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16152221581) 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 as a sum of consecutive naturals, namely, 8076110775 + 8076110776.

It is an arithmetic number, because the mean of its divisors is an integer number (8076110776).

Almost surely, 2^16152221551 is an apocalyptic number.

16152221551 is a deficient number, since it is larger than the sum of its proper divisors (1).

16152221551 is an equidigital number, since it uses as much as digits as its factorization.

16152221551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6000, while the sum is 31.

The spelling of 16152221551 in words is "sixteen billion, one hundred fifty-two million, two hundred twenty-one thousand, five hundred fifty-one".