531003223445345 has 16 divisors (see below), whose sum is σ = 728233907963520. Its totient is φ = 364116038171904.

The previous prime is 531003223445341. The next prime is 531003223445483. The reversal of 531003223445345 is 543544322300135.

It is a cyclic number.

It is not a de Polignac number, because 531003223445345 - 2² = 531003223445341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 531003223445296 and 531003223445305.

It is not an unprimeable number, because it can be changed into a prime (531003223445341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19975334 + ... + 38223296.

It is an arithmetic number, because the mean of its divisors is an integer number (45514619247720).

Almost surely, 2^{531003223445345} is an apocalyptic number.

It is an amenable number.

531003223445345 is a deficient number, since it is larger than the sum of its proper divisors (197230684518175).

531003223445345 is a wasteful number, since it uses less digits than its factorization.

531003223445345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19079384.

The product of its (nonzero) digits is 2592000, while the sum is 44.

The spelling of 531003223445345 in words is "five hundred thirty-one trillion, three billion, two hundred twenty-three million, four hundred forty-five thousand, three hundred forty-five".