161024530651 has 2 divisors, whose sum is σ = 161024530652. Its totient is φ = 161024530650.

The previous prime is 161024530619. The next prime is 161024530663. The reversal of 161024530651 is 156035420161.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 161024530651 - 2⁵ = 161024530619 is a prime.

It is not a weakly prime, because it can be changed into another prime (161024560651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80512265325 + 80512265326.

It is an arithmetic number, because the mean of its divisors is an integer number (80512265326).

Almost surely, 2^161024530651 is an apocalyptic number.

161024530651 is a deficient number, since it is larger than the sum of its proper divisors (1).

161024530651 is an equidigital number, since it uses as much as digits as its factorization.

161024530651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 34.

The spelling of 161024530651 in words is "one hundred sixty-one billion, twenty-four million, five hundred thirty thousand, six hundred fifty-one".