20255882768735 has 8 divisors (see below), whose sum is σ = 25091158010496. Its totient is φ = 15681973756320.

The previous prime is 20255882768689. The next prime is 20255882768837. The reversal of 20255882768735 is 53786728855202.

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

It is not a de Polignac number, because 20255882768735 - 2⁸ = 20255882768479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65341557164 + ... + 65341557473.

It is an arithmetic number, because the mean of its divisors is an integer number (3136394751312).

Almost surely, 2^{20255882768735} is an apocalyptic number.

20255882768735 is a deficient number, since it is larger than the sum of its proper divisors (4835275241761).

20255882768735 is a wasteful number, since it uses less digits than its factorization.

20255882768735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130683114673.

The product of its (nonzero) digits is 451584000, while the sum is 68.

The spelling of 20255882768735 in words is "twenty trillion, two hundred fifty-five billion, eight hundred eighty-two million, seven hundred sixty-eight thousand, seven hundred thirty-five".