525380330760660 has 108 divisors (see below), whose sum is σ = 1616415637502484. Its totient is φ = 138128161839360.

The previous prime is 525380330760583. The next prime is 525380330760679. The reversal of 525380330760660 is 66067033083525.

It is a happy number.

525380330760660 is a `hidden beast` number, since 5 + 2 + 538 + 0 + 3 + 30 + 76 + 0 + 6 + 6 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 359658632350224 + 165721698410436 = 18964668^2 + 12873294^2 .

It is a junction number, because it is equal to n+sod(n) for n = 525380330760597 and 525380330760606.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 288596649 + ... + 290411408.

Almost surely, 2^{525380330760660} is an apocalyptic number.

It is an amenable number.

525380330760660 is an abundant number, since it is smaller than the sum of its proper divisors (1091035306741824).

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

525380330760660 is a wasteful number, since it uses less digits than its factorization.

525380330760660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579008214 (or 579008138 counting only the distinct ones).

The product of its (nonzero) digits is 16329600, while the sum is 54.

The spelling of 525380330760660 in words is "five hundred twenty-five trillion, three hundred eighty billion, three hundred thirty million, seven hundred sixty thousand, six hundred sixty".