52404346261 has 8 divisors (see below), whose sum is σ = 54357617600. Its totient is φ = 50484464352.

The previous prime is 52404346259. The next prime is 52404346279. The reversal of 52404346261 is 16264340425.

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 52404346261 - 2¹ = 52404346259 is a prime.

It is a super-4 number, since 4×52404346261⁴ (a number of 44 digits) contains 4444 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52404346261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52404346961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8344161 + ... + 8350438.

It is an arithmetic number, because the mean of its divisors is an integer number (6794702200).

Almost surely, 2^52404346261 is an apocalyptic number.

It is an amenable number.

52404346261 is a deficient number, since it is larger than the sum of its proper divisors (1953271339).

52404346261 is a wasteful number, since it uses less digits than its factorization.

52404346261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16694715.

The product of its (nonzero) digits is 138240, while the sum is 37.

Adding to 52404346261 its reverse (16264340425), we get a palindrome (68668686686).

The spelling of 52404346261 in words is "fifty-two billion, four hundred four million, three hundred forty-six thousand, two hundred sixty-one".