19622612147 has 2 divisors, whose sum is σ = 19622612148. Its totient is φ = 19622612146.

The previous prime is 19622612101. The next prime is 19622612167. The reversal of 19622612147 is 74121622691.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 19622612147 - 2¹⁶ = 19622546611 is a prime.

It is not a weakly prime, because it can be changed into another prime (19622612167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9811306073 + 9811306074.

It is an arithmetic number, because the mean of its divisors is an integer number (9811306074).

Almost surely, 2^19622612147 is an apocalyptic number.

19622612147 is a deficient number, since it is larger than the sum of its proper divisors (1).

19622612147 is an equidigital number, since it uses as much as digits as its factorization.

19622612147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 41.

The spelling of 19622612147 in words is "nineteen billion, six hundred twenty-two million, six hundred twelve thousand, one hundred forty-seven".