143225135302449 has 32 divisors (see below), whose sum is σ = 193385002608000. Its totient is φ = 94280777077760.

The previous prime is 143225135302409. The next prime is 143225135302481. The reversal of 143225135302449 is 944203531522341.

It is a cyclic number.

It is not a de Polignac number, because 143225135302449 - 2¹² = 143225135298353 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 143225135302398 and 143225135302407.

It is not an unprimeable number, because it can be changed into a prime (143225135302409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1861261027 + ... + 1861337975.

It is an arithmetic number, because the mean of its divisors is an integer number (6043281331500).

Almost surely, 2^{143225135302449} is an apocalyptic number.

It is an amenable number.

143225135302449 is a deficient number, since it is larger than the sum of its proper divisors (50159867305551).

143225135302449 is a wasteful number, since it uses less digits than its factorization.

143225135302449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97745.

The product of its (nonzero) digits is 3110400, while the sum is 48.

The spelling of 143225135302449 in words is "one hundred forty-three trillion, two hundred twenty-five billion, one hundred thirty-five million, three hundred two thousand, four hundred forty-nine".