253055325769 has 4 divisors (see below), whose sum is σ = 255512173696. Its totient is φ = 250598477844.

The previous prime is 253055325767. The next prime is 253055325827. The reversal of 253055325769 is 967523550352.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 253055325769 - 2¹ = 253055325767 is a prime.

It is a super-2 number, since 2×253055325769² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253055325767) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1228423809 + ... + 1228424014.

It is an arithmetic number, because the mean of its divisors is an integer number (63878043424).

Almost surely, 2^253055325769 is an apocalyptic number.

It is an amenable number.

253055325769 is a deficient number, since it is larger than the sum of its proper divisors (2456847927).

253055325769 is a wasteful number, since it uses less digits than its factorization.

253055325769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2456847926.

The product of its (nonzero) digits is 8505000, while the sum is 52.

The spelling of 253055325769 in words is "two hundred fifty-three billion, fifty-five million, three hundred twenty-five thousand, seven hundred sixty-nine".