539409768704 has 18 divisors (see below), whose sum is σ = 1076712468510. Its totient is φ = 269704884224.

The previous prime is 539409768701. The next prime is 539409768719. The reversal of 539409768704 is 407867904935.

It can be written as a sum of positive squares in only one way, i.e., 410419609600 + 128990159104 = 640640^2 + 359152^2 .

It is not an unprimeable number, because it can be changed into a prime (539409768701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1053534449 + ... + 1053534960.

Almost surely, 2^539409768704 is an apocalyptic number.

It is an amenable number.

539409768704 is a deficient number, since it is larger than the sum of its proper divisors (537302699806).

539409768704 is an equidigital number, since it uses as much as digits as its factorization.

539409768704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2107069425 (or 2107069411 counting only the distinct ones).

The product of its (nonzero) digits is 45722880, while the sum is 62.

The spelling of 539409768704 in words is "five hundred thirty-nine billion, four hundred nine million, seven hundred sixty-eight thousand, seven hundred four".