29622649213 has 2 divisors, whose sum is σ = 29622649214. Its totient is φ = 29622649212.

The previous prime is 29622649153. The next prime is 29622649247. The reversal of 29622649213 is 31294622692.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25153325604 + 4469323609 = 158598^2 + 66853^2 .

It is a cyclic number.

It is not a de Polignac number, because 29622649213 - 2²¹ = 29620552061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29622649253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14811324606 + 14811324607.

It is an arithmetic number, because the mean of its divisors is an integer number (14811324607).

Almost surely, 2^29622649213 is an apocalyptic number.

It is an amenable number.

29622649213 is a deficient number, since it is larger than the sum of its proper divisors (1).

29622649213 is an equidigital number, since it uses as much as digits as its factorization.

29622649213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 559872, while the sum is 46.

The spelling of 29622649213 in words is "twenty-nine billion, six hundred twenty-two million, six hundred forty-nine thousand, two hundred thirteen".