531617139763708 has 6 divisors (see below), whose sum is σ = 930329994586496. Its totient is φ = 265808569881852.

The previous prime is 531617139763667. The next prime is 531617139763739. The reversal of 531617139763708 is 807367931716135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66452142470460 + ... + 66452142470467.

Almost surely, 2^{531617139763708} is an apocalyptic number.

It is an amenable number.

531617139763708 is a deficient number, since it is larger than the sum of its proper divisors (398712854822788).

531617139763708 is a wasteful number, since it uses less digits than its factorization.

531617139763708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132904284940931 (or 132904284940929 counting only the distinct ones).

The product of its (nonzero) digits is 120022560, while the sum is 67.

The spelling of 531617139763708 in words is "five hundred thirty-one trillion, six hundred seventeen billion, one hundred thirty-nine million, seven hundred sixty-three thousand, seven hundred eight".