52428598121 has 8 divisors (see below), whose sum is σ = 52627653288. Its totient is φ = 52229632000.

The previous prime is 52428598099. The next prime is 52428598163. The reversal of 52428598121 is 12189582425.

It can be written as a sum of positive squares in 4 ways, for example, as 1052029225 + 51376568896 = 32435^2 + 226664^2 .

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 52428598121 - 2¹⁸ = 52428335977 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52428591121) 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, 1306841 + ... + 1346361.

It is an arithmetic number, because the mean of its divisors is an integer number (6578456661).

Almost surely, 2^52428598121 is an apocalyptic number.

It is an amenable number.

52428598121 is a deficient number, since it is larger than the sum of its proper divisors (199055167).

52428598121 is a wasteful number, since it uses less digits than its factorization.

52428598121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44523.

The product of its digits is 460800, while the sum is 47.

The spelling of 52428598121 in words is "fifty-two billion, four hundred twenty-eight million, five hundred ninety-eight thousand, one hundred twenty-one".