53250533155 has 4 divisors (see below), whose sum is σ = 63900639792. Its totient is φ = 42600426520.

The previous prime is 53250533153. The next prime is 53250533191. The reversal of 53250533155 is 55133505235.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 53250533155 - 2¹ = 53250533153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53250533153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5325053311 + ... + 5325053320.

It is an arithmetic number, because the mean of its divisors is an integer number (15975159948).

Almost surely, 2^53250533155 is an apocalyptic number.

53250533155 is a deficient number, since it is larger than the sum of its proper divisors (10650106637).

53250533155 is a wasteful number, since it uses less digits than its factorization.

53250533155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10650106636.

The product of its (nonzero) digits is 168750, while the sum is 37.

The spelling of 53250533155 in words is "fifty-three billion, two hundred fifty million, five hundred thirty-three thousand, one hundred fifty-five".