539012053890 has 48 divisors (see below), whose sum is σ = 1401477225408. Its totient is φ = 143731841568.

The previous prime is 539012053871. The next prime is 539012053891. The reversal of 539012053890 is 98350210935.

539012053890 is a `hidden beast` number, since 5 + 3 + 9 + 0 + 1 + 20 + 538 + 90 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (539012053891) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3327109 + ... + 3485351.

It is an arithmetic number, because the mean of its divisors is an integer number (29197442196).

Almost surely, 2^539012053890 is an apocalyptic number.

539012053890 is an abundant number, since it is smaller than the sum of its proper divisors (862465171518).

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

539012053890 is a wasteful number, since it uses less digits than its factorization.

539012053890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196103 (or 196100 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 45.

The spelling of 539012053890 in words is "five hundred thirty-nine billion, twelve million, fifty-three thousand, eight hundred ninety".