255223135241001 has 6 divisors (see below), whose sum is σ = 368655639792570. Its totient is φ = 170148756827328.

The previous prime is 255223135240991. The next prime is 255223135241029. The reversal of 255223135241001 is 100142531322552.

255223135241001 is a `hidden beast` number, since 2 + 5 + 5 + 2 + 23 + 1 + 3 + 524 + 100 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 252755911093401 + 2467224147600 = 15898299^2 + 1570740^2 .

It is not a de Polignac number, because 255223135241001 - 2¹³ = 255223135232809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (255223135241101) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14179063068936 + ... + 14179063068953.

It is an arithmetic number, because the mean of its divisors is an integer number (61442606632095).

Almost surely, 2^{255223135241001} is an apocalyptic number.

It is an amenable number.

255223135241001 is a deficient number, since it is larger than the sum of its proper divisors (113432504551569).

255223135241001 is a wasteful number, since it uses less digits than its factorization.

255223135241001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28358126137895 (or 28358126137892 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

Adding to 255223135241001 its reverse (100142531322552), we get a palindrome (355365666563553).

The spelling of 255223135241001 in words is "two hundred fifty-five trillion, two hundred twenty-three billion, one hundred thirty-five million, two hundred forty-one thousand, one".