4910971135681 has 8 divisors (see below), whose sum is σ = 5431677015464. Its totient is φ = 4410685094400.

The previous prime is 4910971135621. The next prime is 4910971135711. The reversal of 4910971135681 is 1865311790194.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2060327227456 + 2850643908225 = 1435384^2 + 1688385^2 .

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

It is not a de Polignac number, because 4910971135681 - 2²⁷ = 4910836917953 is a prime.

It is a super-2 number, since 2×4910971135681² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4910971135621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5104959120 + ... + 5104960081.

It is an arithmetic number, because the mean of its divisors is an integer number (678959626933).

Almost surely, 2^{4910971135681} is an apocalyptic number.

It is an amenable number.

4910971135681 is a deficient number, since it is larger than the sum of its proper divisors (520705879783).

4910971135681 is a wasteful number, since it uses less digits than its factorization.

4910971135681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10209919251.

The product of its (nonzero) digits is 1632960, while the sum is 55.

The spelling of 4910971135681 in words is "four trillion, nine hundred ten billion, nine hundred seventy-one million, one hundred thirty-five thousand, six hundred eighty-one".