525470775325066 has 4 divisors (see below), whose sum is σ = 788206162987602. Its totient is φ = 262735387662532.

The previous prime is 525470775325043. The next prime is 525470775325099. The reversal of 525470775325066 is 660523577074525.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 413989380999441 + 111481394325625 = 20346729^2 + 10558475^2 .

It is a super-2 number, since 2×525470775325066² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 525470775324989 and 525470775325007.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131367693831265 + ... + 131367693831268.

Almost surely, 2^{525470775325066} is an apocalyptic number.

525470775325066 is a deficient number, since it is larger than the sum of its proper divisors (262735387662536).

525470775325066 is a wasteful number, since it uses less digits than its factorization.

525470775325066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262735387662535.

The product of its (nonzero) digits is 370440000, while the sum is 64.

The spelling of 525470775325066 in words is "five hundred twenty-five trillion, four hundred seventy billion, seven hundred seventy-five million, three hundred twenty-five thousand, sixty-six".