253216342203 has 48 divisors (see below), whose sum is σ = 392070551040. Its totient is φ = 145019680960.

The previous prime is 253216342177. The next prime is 253216342207. The reversal of 253216342203 is 302243612352.

It is not a de Polignac number, because 253216342203 - 2⁶ = 253216342139 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (253216342207) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 238876 + ... + 750662.

It is an arithmetic number, because the mean of its divisors is an integer number (8168136480).

Almost surely, 2^253216342203 is an apocalyptic number.

253216342203 is a deficient number, since it is larger than the sum of its proper divisors (138854208837).

253216342203 is a wasteful number, since it uses less digits than its factorization.

253216342203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511888 (or 511877 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 33.

Adding to 253216342203 its reverse (302243612352), we get a palindrome (555459954555).

The spelling of 253216342203 in words is "two hundred fifty-three billion, two hundred sixteen million, three hundred forty-two thousand, two hundred three".