255920719716 has 72 divisors (see below), whose sum is σ = 704440027200. Its totient is φ = 78030267840.

The previous prime is 255920719673. The next prime is 255920719721. The reversal of 255920719716 is 617917029552.

It is a happy number.

255920719716 is a `hidden beast` number, since 2 + 559 + 2 + 0 + 7 + 19 + 71 + 6 = 666.

It is a super-2 number, since 2×255920719716² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6431080 + ... + 6470751.

Almost surely, 2^255920719716 is an apocalyptic number.

It is an amenable number.

255920719716 is an abundant number, since it is smaller than the sum of its proper divisors (448519307484).

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

255920719716 is a wasteful number, since it uses less digits than its factorization.

255920719716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12901889 (or 12901884 counting only the distinct ones).

The product of its (nonzero) digits is 2381400, while the sum is 54.

The spelling of 255920719716 in words is "two hundred fifty-five billion, nine hundred twenty million, seven hundred nineteen thousand, seven hundred sixteen".