20650076336136 has 64 divisors (see below), whose sum is σ = 56507775145920. Its totient is φ = 6249707838720.

The previous prime is 20650076336129. The next prime is 20650076336179. The reversal of 20650076336136 is 63163367005602.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 542490330 + ... + 542528393.

It is an arithmetic number, because the mean of its divisors is an integer number (882933986655).

Almost surely, 2^{20650076336136} is an apocalyptic number.

20650076336136 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

20650076336136 is an abundant number, since it is smaller than the sum of its proper divisors (35857698809784).

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

20650076336136 is a wasteful number, since it uses less digits than its factorization.

20650076336136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1085018806 (or 1085018802 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 48.

The spelling of 20650076336136 in words is "twenty trillion, six hundred fifty billion, seventy-six million, three hundred thirty-six thousand, one hundred thirty-six".