20620152419 has 2 divisors, whose sum is σ = 20620152420. Its totient is φ = 20620152418.

The previous prime is 20620152407. The next prime is 20620152437. The reversal of 20620152419 is 91425102602.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20620152419 - 2²⁴ = 20603375203 is a prime.

It is a super-2 number, since 2×20620152419² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20620152719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10310076209 + 10310076210.

It is an arithmetic number, because the mean of its divisors is an integer number (10310076210).

Almost surely, 2^20620152419 is an apocalyptic number.

20620152419 is a deficient number, since it is larger than the sum of its proper divisors (1).

20620152419 is an equidigital number, since it uses as much as digits as its factorization.

20620152419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 32.

The spelling of 20620152419 in words is "twenty billion, six hundred twenty million, one hundred fifty-two thousand, four hundred nineteen".