53252440155 has 48 divisors (see below), whose sum is σ = 96609067776. Its totient is φ = 27084214080.

The previous prime is 53252440151. The next prime is 53252440207. The reversal of 53252440155 is 55104425235.

It is not a de Polignac number, because 53252440155 - 2² = 53252440151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53252440151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 264864 + ... + 420306.

It is an arithmetic number, because the mean of its divisors is an integer number (2012688912).

Almost surely, 2^53252440155 is an apocalyptic number.

53252440155 is a deficient number, since it is larger than the sum of its proper divisors (43356627621).

53252440155 is a wasteful number, since it uses less digits than its factorization.

53252440155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155808 (or 155805 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The spelling of 53252440155 in words is "fifty-three billion, two hundred fifty-two million, four hundred forty thousand, one hundred fifty-five".