30613444431629 has 2 divisors, whose sum is σ = 30613444431630. Its totient is φ = 30613444431628.

The previous prime is 30613444431593. The next prime is 30613444431631. The reversal of 30613444431629 is 92613444431603.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24950124900100 + 5663319531529 = 4995010^2 + 2379773^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30613444431629 is a prime.

Together with 30613444431631, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30613494431629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15306722215814 + 15306722215815.

It is an arithmetic number, because the mean of its divisors is an integer number (15306722215815).

Almost surely, 2^{30613444431629} is an apocalyptic number.

It is an amenable number.

30613444431629 is a deficient number, since it is larger than the sum of its proper divisors (1).

30613444431629 is an equidigital number, since it uses as much as digits as its factorization.

30613444431629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4478976, while the sum is 50.

The spelling of 30613444431629 in words is "thirty trillion, six hundred thirteen billion, four hundred forty-four million, four hundred thirty-one thousand, six hundred twenty-nine".