539499229680 has 80 divisors (see below), whose sum is σ = 1675505510784. Its totient is φ = 143603416320.

The previous prime is 539499229663. The next prime is 539499229699. The reversal of 539499229680 is 86922994935.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1923486 + ... + 2186045.

Almost surely, 2^539499229680 is an apocalyptic number.

It is an amenable number.

539499229680 is an abundant number, since it is smaller than the sum of its proper divisors (1136006281104).

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

539499229680 is a wasteful number, since it uses less digits than its factorization.

539499229680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4110094 (or 4110088 counting only the distinct ones).

The product of its (nonzero) digits is 75582720, while the sum is 66.

The spelling of 539499229680 in words is "five hundred thirty-nine billion, four hundred ninety-nine million, two hundred twenty-nine thousand, six hundred eighty".