1624199271161 has 2 divisors, whose sum is σ = 1624199271162. Its totient is φ = 1624199271160.

The previous prime is 1624199271143. The next prime is 1624199271179. The reversal of 1624199271161 is 1611729914261.

It is a balanced prime because it is at equal distance from previous prime (1624199271143) and next prime (1624199271179).

It can be written as a sum of positive squares in only one way, i.e., 1254937657600 + 369261613561 = 1120240^2 + 607669^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1624199271161 is a prime.

It is not a weakly prime, because it can be changed into another prime (1624199271361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 812099635580 + 812099635581.

It is an arithmetic number, because the mean of its divisors is an integer number (812099635581).

Almost surely, 2^{1624199271161} is an apocalyptic number.

It is an amenable number.

1624199271161 is a deficient number, since it is larger than the sum of its proper divisors (1).

1624199271161 is an equidigital number, since it uses as much as digits as its factorization.

1624199271161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 326592, while the sum is 50.

The spelling of 1624199271161 in words is "one trillion, six hundred twenty-four billion, one hundred ninety-nine million, two hundred seventy-one thousand, one hundred sixty-one".