254343135513332 has 6 divisors (see below), whose sum is σ = 445100487148338. Its totient is φ = 127171567756664.

The previous prime is 254343135513331. The next prime is 254343135513407. The reversal of 254343135513332 is 233315531343452.

It can be written as a sum of positive squares in only one way, i.e., 198410775818896 + 55932359694436 = 14085836^2 + 7478794^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254343135513331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31792891939163 + ... + 31792891939170.

It is an arithmetic number, because the mean of its divisors is an integer number (74183414524723).

Almost surely, 2^{254343135513332} is an apocalyptic number.

It is an amenable number.

254343135513332 is a deficient number, since it is larger than the sum of its proper divisors (190757351635006).

254343135513332 is a wasteful number, since it uses less digits than its factorization.

254343135513332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63585783878337 (or 63585783878335 counting only the distinct ones).

The product of its digits is 5832000, while the sum is 47.

Adding to 254343135513332 its reverse (233315531343452), we get a palindrome (487658666856784).

The spelling of 254343135513332 in words is "two hundred fifty-four trillion, three hundred forty-three billion, one hundred thirty-five million, five hundred thirteen thousand, three hundred thirty-two".