53508744780535 has 8 divisors (see below), whose sum is σ = 70047811349136. Its totient is φ = 38915450749440.

The previous prime is 53508744780499. The next prime is 53508744780571.

It is a happy number.

53508744780535 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (53508744780499) and next prime (53508744780571).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53508744780535 - 2²⁹ = 53508207909623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 486443134314 + ... + 486443134423.

It is an arithmetic number, because the mean of its divisors is an integer number (8755976418642).

Almost surely, 2^{53508744780535} is an apocalyptic number.

53508744780535 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

53508744780535 is a deficient number, since it is larger than the sum of its proper divisors (16539066568601).

53508744780535 is a wasteful number, since it uses less digits than its factorization.

53508744780535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 972886268753.

The product of its (nonzero) digits is 282240000, while the sum is 64.

The spelling of 53508744780535 in words is "fifty-three trillion, five hundred eight billion, seven hundred forty-four million, seven hundred eighty thousand, five hundred thirty-five".