539025902849 has 4 divisors (see below), whose sum is σ = 616029603264. Its totient is φ = 462022202436.

The previous prime is 539025902803. The next prime is 539025902893. The reversal of 539025902849 is 948209520935.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-539025902849 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 539025902794 and 539025902803.

It is not an unprimeable number, because it can be changed into a prime (539025902249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38501850197 + ... + 38501850210.

It is an arithmetic number, because the mean of its divisors is an integer number (154007400816).

Almost surely, 2^539025902849 is an apocalyptic number.

It is an amenable number.

539025902849 is a deficient number, since it is larger than the sum of its proper divisors (77003700415).

539025902849 is an equidigital number, since it uses as much as digits as its factorization.

539025902849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77003700414.

The product of its (nonzero) digits is 6998400, while the sum is 56.

The spelling of 539025902849 in words is "five hundred thirty-nine billion, twenty-five million, nine hundred two thousand, eight hundred forty-nine".