16006153561 has 2 divisors, whose sum is σ = 16006153562. Its totient is φ = 16006153560.

The previous prime is 16006153453. The next prime is 16006153589. The reversal of 16006153561 is 16535160061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14238455625 + 1767697936 = 119325^2 + 42044^2 .

It is a cyclic number.

It is not a de Polignac number, because 16006153561 - 2⁹ = 16006153049 is a prime.

It is not a weakly prime, because it can be changed into another prime (16006153661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8003076780 + 8003076781.

It is an arithmetic number, because the mean of its divisors is an integer number (8003076781).

Almost surely, 2^16006153561 is an apocalyptic number.

It is an amenable number.

16006153561 is a deficient number, since it is larger than the sum of its proper divisors (1).

16006153561 is an equidigital number, since it uses as much as digits as its factorization.

16006153561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16200, while the sum is 34.

The spelling of 16006153561 in words is "sixteen billion, six million, one hundred fifty-three thousand, five hundred sixty-one".