53250345515 has 8 divisors (see below), whose sum is σ = 65458961568. Its totient is φ = 41561245120.

The previous prime is 53250345469. The next prime is 53250345517. The reversal of 53250345515 is 51554305235.

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

It is not a de Polignac number, because 53250345515 - 2¹⁴ = 53250329131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53250345517) 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, 129878687 + ... + 129879096.

It is an arithmetic number, because the mean of its divisors is an integer number (8182370196).

Almost surely, 2^53250345515 is an apocalyptic number.

53250345515 is a deficient number, since it is larger than the sum of its proper divisors (12208616053).

53250345515 is a wasteful number, since it uses less digits than its factorization.

53250345515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259757829.

The product of its (nonzero) digits is 225000, while the sum is 38.

The spelling of 53250345515 in words is "fifty-three billion, two hundred fifty million, three hundred forty-five thousand, five hundred fifteen".