53255331515 has 8 divisors (see below), whose sum is σ = 67269892560. Its totient is φ = 40361935392.

The previous prime is 53255331509. The next prime is 53255331517. The reversal of 53255331515 is 51513355235.

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 53255331515 - 2¹⁶ = 53255265979 is a prime.

It is a super-2 number, since 2×53255331515² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53255331517) 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, 280291124 + ... + 280291313.

It is an arithmetic number, because the mean of its divisors is an integer number (8408736570).

Almost surely, 2^53255331515 is an apocalyptic number.

53255331515 is a deficient number, since it is larger than the sum of its proper divisors (14014561045).

53255331515 is a wasteful number, since it uses less digits than its factorization.

53255331515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560582461.

The product of its digits is 168750, while the sum is 38.

The spelling of 53255331515 in words is "fifty-three billion, two hundred fifty-five million, three hundred thirty-one thousand, five hundred fifteen".