525495683412 has 144 divisors (see below), whose sum is σ = 1602831193600. Its totient is φ = 141809279040.

The previous prime is 525495683351. The next prime is 525495683423. The reversal of 525495683412 is 214386594525.

525495683412 is a `hidden beast` number, since 5 + 2 + 5 + 49 + 568 + 34 + 1 + 2 = 666.

It is a super-2 number, since 2×525495683412² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1419039 + ... + 1750617.

Almost surely, 2^525495683412 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 525495683412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (801415596800).

525495683412 is an abundant number, since it is smaller than the sum of its proper divisors (1077335510188).

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

525495683412 is a wasteful number, since it uses less digits than its factorization.

525495683412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331946 (or 331941 counting only the distinct ones).

The product of its digits is 10368000, while the sum is 54.

The spelling of 525495683412 in words is "five hundred twenty-five billion, four hundred ninety-five million, six hundred eighty-three thousand, four hundred twelve".