830029022561 has 2 divisors, whose sum is σ = 830029022562. Its totient is φ = 830029022560.

The previous prime is 830029022539. The next prime is 830029022567. The reversal of 830029022561 is 165220920038.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 518630425600 + 311398596961 = 720160^2 + 558031^2 .

It is a cyclic number.

It is not a de Polignac number, because 830029022561 - 2²² = 830024828257 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (830029022567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 415014511280 + 415014511281.

It is an arithmetic number, because the mean of its divisors is an integer number (415014511281).

Almost surely, 2^830029022561 is an apocalyptic number.

It is an amenable number.

830029022561 is a deficient number, since it is larger than the sum of its proper divisors (1).

830029022561 is an equidigital number, since it uses as much as digits as its factorization.

830029022561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 38.

Adding to 830029022561 its reverse (165220920038), we get a palindrome (995249942599).

The spelling of 830029022561 in words is "eight hundred thirty billion, twenty-nine million, twenty-two thousand, five hundred sixty-one".