253355402550423 has 16 divisors (see below), whose sum is σ = 353111801492736. Its totient is φ = 161277024670080.

The previous prime is 253355402550407. The next prime is 253355402550511. The reversal of 253355402550423 is 324055204553352.

It is not a de Polignac number, because 253355402550423 - 2⁴ = 253355402550407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253355402551423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3215212290 + ... + 3215291087.

It is an arithmetic number, because the mean of its divisors is an integer number (22069487593296).

Almost surely, 2^{253355402550423} is an apocalyptic number.

253355402550423 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

253355402550423 is a deficient number, since it is larger than the sum of its proper divisors (99756398942313).

253355402550423 is a wasteful number, since it uses less digits than its factorization.

253355402550423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6430503974.

The product of its (nonzero) digits is 10800000, while the sum is 48.

The spelling of 253355402550423 in words is "two hundred fifty-three trillion, three hundred fifty-five billion, four hundred two million, five hundred fifty thousand, four hundred twenty-three".