53440501300523 has 8 divisors (see below), whose sum is σ = 54173960204496. Its totient is φ = 52707080160000.

The previous prime is 53440501300499. The next prime is 53440501300547. The reversal of 53440501300523 is 32500310504435.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (53440501300499) and next prime (53440501300547).

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 53440501300523 - 2¹⁰ = 53440501299499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53440501300583) 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, 6585278 + ... + 12257523.

It is an arithmetic number, because the mean of its divisors is an integer number (6771745025562).

Almost surely, 2^{53440501300523} is an apocalyptic number.

53440501300523 is a deficient number, since it is larger than the sum of its proper divisors (733458903973).

53440501300523 is a wasteful number, since it uses less digits than its factorization.

53440501300523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18881725.

The product of its (nonzero) digits is 108000, while the sum is 35.

Adding to 53440501300523 its reverse (32500310504435), we get a palindrome (85940811804958).

The spelling of 53440501300523 in words is "fifty-three trillion, four hundred forty billion, five hundred one million, three hundred thousand, five hundred twenty-three".