539373366861 has 16 divisors (see below), whose sum is σ = 821953961088. Its totient is φ = 308193969600.

The previous prime is 539373366743. The next prime is 539373366913. The reversal of 539373366861 is 168663373935.

It is not a de Polignac number, because 539373366861 - 2¹⁰ = 539373365837 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 539373366795 and 539373366804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (539373366061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 462310 + ... + 1136871.

It is an arithmetic number, because the mean of its divisors is an integer number (51372122568).

Almost surely, 2^539373366861 is an apocalyptic number.

It is an amenable number.

539373366861 is a deficient number, since it is larger than the sum of its proper divisors (282580594227).

539373366861 is a wasteful number, since it uses less digits than its factorization.

539373366861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1615252.

The product of its digits is 44089920, while the sum is 60.

The spelling of 539373366861 in words is "five hundred thirty-nine billion, three hundred seventy-three million, three hundred sixty-six thousand, eight hundred sixty-one".