539408261198 has 16 divisors (see below), whose sum is σ = 832831081200. Its totient is φ = 261830370816.

The previous prime is 539408261191. The next prime is 539408261207. The reversal of 539408261198 is 891162804935.

It is a super-2 number, since 2×539408261198² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (539408261191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8084036 + ... + 8150487.

It is an arithmetic number, because the mean of its divisors is an integer number (52051942575).

Almost surely, 2^539408261198 is an apocalyptic number.

539408261198 is a deficient number, since it is larger than the sum of its proper divisors (293422820002).

539408261198 is a wasteful number, since it uses less digits than its factorization.

539408261198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16235011.

The product of its (nonzero) digits is 3732480, while the sum is 56.

It can be divided in two parts, 53940 and 8261198, that added together give a palindrome (8315138).

The spelling of 539408261198 in words is "five hundred thirty-nine billion, four hundred eight million, two hundred sixty-one thousand, one hundred ninety-eight".