253415523553415 has 16 divisors (see below), whose sum is σ = 307953749335680. Its totient is φ = 200162434318080.

The previous prime is 253415523553399. The next prime is 253415523553469. The reversal of 253415523553415 is 514355325514352.

It is a happy number.

It is not a de Polignac number, because 253415523553415 - 2⁴ = 253415523553399 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15185795 + ... + 27155835.

It is an arithmetic number, because the mean of its divisors is an integer number (19247109333480).

Almost surely, 2^{253415523553415} is an apocalyptic number.

253415523553415 is a deficient number, since it is larger than the sum of its proper divisors (54538225782265).

253415523553415 is a wasteful number, since it uses less digits than its factorization.

253415523553415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12023722.

The product of its digits is 27000000, while the sum is 53.

The spelling of 253415523553415 in words is "two hundred fifty-three trillion, four hundred fifteen billion, five hundred twenty-three million, five hundred fifty-three thousand, four hundred fifteen".