20067615606 has 8 divisors (see below), whose sum is σ = 40135231224. Its totient is φ = 6689205200.

The previous prime is 20067615587. The next prime is 20067615679. The reversal of 20067615606 is 60651676002.

It is a sphenic number, since it is the product of 3 distinct primes.

20067615606 is an admirable number.

It is a super-2 number, since 2×20067615606² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1672301295 + ... + 1672301306.

It is an arithmetic number, because the mean of its divisors is an integer number (5016903903).

Almost surely, 2^20067615606 is an apocalyptic number.

20067615606 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20067615606 is a wasteful number, since it uses less digits than its factorization.

20067615606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3344602606.

The product of its (nonzero) digits is 90720, while the sum is 39.

The spelling of 20067615606 in words is "twenty billion, sixty-seven million, six hundred fifteen thousand, six hundred six".