19529224007 has 2 divisors, whose sum is σ = 19529224008. Its totient is φ = 19529224006.

The previous prime is 19529223997. The next prime is 19529224021. The reversal of 19529224007 is 70042292591.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 19529224007 - 2⁴ = 19529223991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19529224067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9764612003 + 9764612004.

It is an arithmetic number, because the mean of its divisors is an integer number (9764612004).

Almost surely, 2^19529224007 is an apocalyptic number.

19529224007 is a deficient number, since it is larger than the sum of its proper divisors (1).

19529224007 is an equidigital number, since it uses as much as digits as its factorization.

19529224007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 41.

The spelling of 19529224007 in words is "nineteen billion, five hundred twenty-nine million, two hundred twenty-four thousand, seven".