426520521060530 has 64 divisors (see below), whose sum is σ = 876570296515200. Its totient is φ = 148122490682880.

The previous prime is 426520521060497. The next prime is 426520521060533. The reversal of 426520521060530 is 35060125025624.

It is not an unprimeable number, because it can be changed into a prime (426520521060533) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 620809091 + ... + 621495750.

It is an arithmetic number, because the mean of its divisors is an integer number (13696410883050).

Almost surely, 2^{426520521060530} is an apocalyptic number.

426520521060530 is an abundant number, since it is smaller than the sum of its proper divisors (450049775454670).

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

426520521060530 is a wasteful number, since it uses less digits than its factorization.

426520521060530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1242305019.

The product of its (nonzero) digits is 432000, while the sum is 41.

The spelling of 426520521060530 in words is "four hundred twenty-six trillion, five hundred twenty billion, five hundred twenty-one million, sixty thousand, five hundred thirty".