20060606619 has 12 divisors (see below), whose sum is σ = 30501507400. Its totient is φ = 12669856704.

The previous prime is 20060606617. The next prime is 20060606627. The reversal of 20060606619 is 91660606002.

It is a happy number.

It is not a de Polignac number, because 20060606619 - 2¹ = 20060606617 is a prime.

It is a super-2 number, since 2×20060606619² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20060606617) 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 in 11 ways as a sum of consecutive naturals, for example, 58656574 + ... + 58656915.

Almost surely, 2^20060606619 is an apocalyptic number.

20060606619 is a deficient number, since it is larger than the sum of its proper divisors (10440900781).

20060606619 is a wasteful number, since it uses less digits than its factorization.

20060606619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117313514 (or 117313511 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The spelling of 20060606619 in words is "twenty billion, sixty million, six hundred six thousand, six hundred nineteen".