20206715336 has 8 divisors (see below), whose sum is σ = 37887591270. Its totient is φ = 10103357664.

The previous prime is 20206715329. The next prime is 20206715411. The reversal of 20206715336 is 63351760202.

It can be written as a sum of positive squares in only one way, i.e., 18925504900 + 1281210436 = 137570^2 + 35794^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×20206715336³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 20206715296 and 20206715305.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1262919701 + ... + 1262919716.

Almost surely, 2^20206715336 is an apocalyptic number.

It is an amenable number.

20206715336 is a deficient number, since it is larger than the sum of its proper divisors (17680875934).

20206715336 is a wasteful number, since it uses less digits than its factorization.

20206715336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2525839423 (or 2525839419 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 35.

The spelling of 20206715336 in words is "twenty billion, two hundred six million, seven hundred fifteen thousand, three hundred thirty-six".