928274079669121 has 8 divisors (see below), whose sum is σ = 931039681684904. Its totient is φ = 925509958571520.

The previous prime is 928274079669113. The next prime is 928274079669203. The reversal of 928274079669121 is 121966970472829.

It can be written as a sum of positive squares in 4 ways, for example, as 282993982880625 + 645280096788496 = 16822425^2 + 25402364^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 928274079669121 - 2³ = 928274079669113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (928274079669221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 368974026 + ... + 371481331.

It is an arithmetic number, because the mean of its divisors is an integer number (116379960210613).

Almost surely, 2^{928274079669121} is an apocalyptic number.

It is an amenable number.

928274079669121 is a deficient number, since it is larger than the sum of its proper divisors (2765602015783).

928274079669121 is a wasteful number, since it uses less digits than its factorization.

928274079669121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740459091.

The product of its (nonzero) digits is 329204736, while the sum is 73.

The spelling of 928274079669121 in words is "nine hundred twenty-eight trillion, two hundred seventy-four billion, seventy-nine million, six hundred sixty-nine thousand, one hundred twenty-one".