253144214423145 has 24 divisors (see below), whose sum is σ = 440040563781000. Its totient is φ = 134623398836736.

The previous prime is 253144214423137. The next prime is 253144214423207. The reversal of 253144214423145 is 541324412441352.

253144214423145 is a `hidden beast` number, since 2 + 5 + 3 + 1 + 4 + 4 + 214 + 423 + 1 + 4 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1823212869696 + 251321001553449 = 1350264^2 + 15853107^2 .

It is not a de Polignac number, because 253144214423145 - 2³ = 253144214423137 is a prime.

It is a super-2 number, since 2×253144214423145² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 253144214423145.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8059335280 + ... + 8059366689.

It is an arithmetic number, because the mean of its divisors is an integer number (18335023490875).

Almost surely, 2^{253144214423145} is an apocalyptic number.

It is an amenable number.

253144214423145 is a deficient number, since it is larger than the sum of its proper divisors (186896349357855).

253144214423145 is a wasteful number, since it uses less digits than its factorization.

253144214423145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16118702329 (or 16118702326 counting only the distinct ones).

The product of its digits is 1843200, while the sum is 45.

Adding to 253144214423145 its reverse (541324412441352), we get a palindrome (794468626864497).

The spelling of 253144214423145 in words is "two hundred fifty-three trillion, one hundred forty-four billion, two hundred fourteen million, four hundred twenty-three thousand, one hundred forty-five".