22061631345829 has 2 divisors, whose sum is σ = 22061631345830. Its totient is φ = 22061631345828.

The previous prime is 22061631345799. The next prime is 22061631345839. The reversal of 22061631345829 is 92854313616022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21945261668929 + 116369676900 = 4684577^2 + 341130^2 .

It is a cyclic number.

It is not a de Polignac number, because 22061631345829 - 2³⁵ = 22027271607461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22061631345839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11030815672914 + 11030815672915.

It is an arithmetic number, because the mean of its divisors is an integer number (11030815672915).

Almost surely, 2^{22061631345829} is an apocalyptic number.

It is an amenable number.

22061631345829 is a deficient number, since it is larger than the sum of its proper divisors (1).

22061631345829 is an equidigital number, since it uses as much as digits as its factorization.

22061631345829 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3732480, while the sum is 52.

The spelling of 22061631345829 in words is "twenty-two trillion, sixty-one billion, six hundred thirty-one million, three hundred forty-five thousand, eight hundred twenty-nine".