539660074450 has 24 divisors (see below), whose sum is σ = 1147163130432. Its totient is φ = 185026311120.

The previous prime is 539660074411. The next prime is 539660074501. The reversal of 539660074450 is 54470066935.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 539660074394 and 539660074403.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 770942614 + ... + 770943313.

It is an arithmetic number, because the mean of its divisors is an integer number (47798463768).

Almost surely, 2^539660074450 is an apocalyptic number.

539660074450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

539660074450 is an abundant number, since it is smaller than the sum of its proper divisors (607503055982).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

539660074450 is a wasteful number, since it uses less digits than its factorization.

539660074450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1541885946 (or 1541885941 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 49.

The spelling of 539660074450 in words is "five hundred thirty-nine billion, six hundred sixty million, seventy-four thousand, four hundred fifty".