531325354505 has 8 divisors (see below), whose sum is σ = 695553191424. Its totient is φ = 386418439600.

The previous prime is 531325354481. The next prime is 531325354531. The reversal of 531325354505 is 505453523135.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-531325354505 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4830230441 + ... + 4830230550.

It is an arithmetic number, because the mean of its divisors is an integer number (86944148928).

Almost surely, 2^531325354505 is an apocalyptic number.

531325354505 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

531325354505 is a deficient number, since it is larger than the sum of its proper divisors (164227836919).

531325354505 is a wasteful number, since it uses less digits than its factorization.

531325354505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9660461007.

The product of its (nonzero) digits is 675000, while the sum is 41.

The spelling of 531325354505 in words is "five hundred thirty-one billion, three hundred twenty-five million, three hundred fifty-four thousand, five hundred five".