253501410505 has 16 divisors (see below), whose sum is σ = 358873887744. Its totient is φ = 168222133440.

The previous prime is 253501410479. The next prime is 253501410559. The reversal of 253501410505 is 505014105352.

253501410505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 253501410505 - 2²⁹ = 252964539593 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116819842 + ... + 116822011.

It is an arithmetic number, because the mean of its divisors is an integer number (22429617984).

Almost surely, 2^253501410505 is an apocalyptic number.

It is an amenable number.

253501410505 is a deficient number, since it is larger than the sum of its proper divisors (105372477239).

253501410505 is a wasteful number, since it uses less digits than its factorization.

253501410505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233641896.

The product of its (nonzero) digits is 15000, while the sum is 31.

Adding to 253501410505 its reverse (505014105352), we get a palindrome (758515515857).

The spelling of 253501410505 in words is "two hundred fifty-three billion, five hundred one million, four hundred ten thousand, five hundred five".