20013773240616 has 16 divisors (see below), whose sum is σ = 50034433101600. Its totient is φ = 6671257746864.

The previous prime is 20013773240581. The next prime is 20013773240621. The reversal of 20013773240616 is 61604237731002.

It is a super-2 number, since 2×20013773240616² (a number of 27 digits) contains 22 as substring.

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, 416953609156 + ... + 416953609203.

It is an arithmetic number, because the mean of its divisors is an integer number (3127152068850).

Almost surely, 2^{20013773240616} is an apocalyptic number.

It is an amenable number.

20013773240616 is an abundant number, since it is smaller than the sum of its proper divisors (30020659860984).

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

20013773240616 is a wasteful number, since it uses less digits than its factorization.

20013773240616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 833907218368 (or 833907218364 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 42.

The spelling of 20013773240616 in words is "twenty trillion, thirteen billion, seven hundred seventy-three million, two hundred forty thousand, six hundred sixteen".