52415333261 has 8 divisors (see below), whose sum is σ = 53333433600. Its totient is φ = 51498223200.

The previous prime is 52415333251. The next prime is 52415333263. The reversal of 52415333261 is 16233351425.

It is a happy number.

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 52415333261 - 2¹⁸ = 52415071117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52415333263) 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, 140381 + ... + 352898.

It is an arithmetic number, because the mean of its divisors is an integer number (6666679200).

Almost surely, 2^52415333261 is an apocalyptic number.

It is an amenable number.

52415333261 is a deficient number, since it is larger than the sum of its proper divisors (918100339).

52415333261 is a wasteful number, since it uses less digits than its factorization.

52415333261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495139.

The product of its digits is 64800, while the sum is 35.

Adding to 52415333261 its reverse (16233351425), we get a palindrome (68648684686).

The spelling of 52415333261 in words is "fifty-two billion, four hundred fifteen million, three hundred thirty-three thousand, two hundred sixty-one".