520145614067136 has 56 divisors (see below), whose sum is σ = 1381701546658944. Its totient is φ = 172691106912000.

The previous prime is 520145614067117. The next prime is 520145614067137. The reversal of 520145614067136 is 631760416541025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520145614067137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5396548900 + ... + 5396645283.

It is an arithmetic number, because the mean of its divisors is an integer number (24673241904624).

Almost surely, 2^{520145614067136} is an apocalyptic number.

It is an amenable number.

520145614067136 is an abundant number, since it is smaller than the sum of its proper divisors (861555932591808).

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

520145614067136 is a wasteful number, since it uses less digits than its factorization.

520145614067136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10793194449 (or 10793194439 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 51.

The spelling of 520145614067136 in words is "five hundred twenty trillion, one hundred forty-five billion, six hundred fourteen million, sixty-seven thousand, one hundred thirty-six".