20075636742259 has 18 divisors (see below), whose sum is σ = 23638047017820. Its totient is φ = 17000366800536.

The previous prime is 20075636742221. The next prime is 20075636742277. The reversal of 20075636742259 is 95224763657002.

It is a happy number.

It is not a de Polignac number, because 20075636742259 - 2⁹ = 20075636741747 is a prime.

It is a super-3 number, since 3×20075636742259³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20075636742559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 29398749 + ... + 30073870.

Almost surely, 2^{20075636742259} is an apocalyptic number.

20075636742259 is a deficient number, since it is larger than the sum of its proper divisors (3562410275561).

20075636742259 is an frugal number, since it uses more digits than its factorization.

20075636742259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59472799 (or 59472709 counting only the distinct ones).

The product of its (nonzero) digits is 38102400, while the sum is 58.

The spelling of 20075636742259 in words is "twenty trillion, seventy-five billion, six hundred thirty-six million, seven hundred forty-two thousand, two hundred fifty-nine".