52401320351 has 8 divisors (see below), whose sum is σ = 56442059520. Its totient is φ = 48488858712.

The previous prime is 52401320341. The next prime is 52401320383. The reversal of 52401320351 is 15302310425.

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 52401320351 - 2²⁶ = 52334211487 is a prime.

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 52401320351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52401320341) 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, 32068535 + ... + 32070168.

It is an arithmetic number, because the mean of its divisors is an integer number (7055257440).

Almost surely, 2^52401320351 is an apocalyptic number.

52401320351 is a deficient number, since it is larger than the sum of its proper divisors (4040739169).

52401320351 is a wasteful number, since it uses less digits than its factorization.

52401320351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64138765.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 52401320351 its reverse (15302310425), we get a palindrome (67703630776).

The spelling of 52401320351 in words is "fifty-two billion, four hundred one million, three hundred twenty thousand, three hundred fifty-one".