19672822051 has 2 divisors, whose sum is σ = 19672822052. Its totient is φ = 19672822050.

The previous prime is 19672822033. The next prime is 19672822061. The reversal of 19672822051 is 15022827691.

It is a strong prime.

It is an emirp because it is prime and its reverse (15022827691) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 19672822051 - 2¹¹ = 19672820003 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 19672821989 and 19672822007.

It is not a weakly prime, because it can be changed into another prime (19672822031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9836411025 + 9836411026.

It is an arithmetic number, because the mean of its divisors is an integer number (9836411026).

Almost surely, 2^19672822051 is an apocalyptic number.

19672822051 is a deficient number, since it is larger than the sum of its proper divisors (1).

19672822051 is an equidigital number, since it uses as much as digits as its factorization.

19672822051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 43.

The spelling of 19672822051 in words is "nineteen billion, six hundred seventy-two million, eight hundred twenty-two thousand, fifty-one".