520890149329 has 12 divisors (see below), whose sum is σ = 581766118992. Its totient is φ = 462524004600.

The previous prime is 520890149287. The next prime is 520890149369. The reversal of 520890149329 is 923941098025.

It is not a de Polignac number, because 520890149329 - 2²¹ = 520888052177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (520890149369) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12784867 + ... + 12825544.

It is an arithmetic number, because the mean of its divisors is an integer number (48480509916).

Almost surely, 2^520890149329 is an apocalyptic number.

It is an amenable number.

520890149329 is a deficient number, since it is larger than the sum of its proper divisors (60875969663).

520890149329 is a wasteful number, since it uses less digits than its factorization.

520890149329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25610508 (or 25610465 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 52.

The spelling of 520890149329 in words is "five hundred twenty billion, eight hundred ninety million, one hundred forty-nine thousand, three hundred twenty-nine".