525211044340340 has 12 divisors (see below), whose sum is σ = 1102943193114756. Its totient is φ = 210084417736128.

The previous prime is 525211044340331. The next prime is 525211044340349. The reversal of 525211044340340 is 43043440112525.

It is an interprime number because it is at equal distance from previous prime (525211044340331) and next prime (525211044340349).

It can be written as a sum of positive squares in 2 ways, for example, as 249562459622116 + 275648584718224 = 15797546^2 + 16602668^2 .

It is a junction number, because it is equal to n+sod(n) for n = 525211044340294 and 525211044340303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525211044340349) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 13130276108489 + ... + 13130276108528.

It is an arithmetic number, because the mean of its divisors is an integer number (91911932759563).

Almost surely, 2^{525211044340340} is an apocalyptic number.

It is an amenable number.

525211044340340 is an abundant number, since it is smaller than the sum of its proper divisors (577732148774416).

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

525211044340340 is a wasteful number, since it uses less digits than its factorization.

525211044340340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26260552217026 (or 26260552217024 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 38.

Adding to 525211044340340 its reverse (43043440112525), we get a palindrome (568254484452865).

The spelling of 525211044340340 in words is "five hundred twenty-five trillion, two hundred eleven billion, forty-four million, three hundred forty thousand, three hundred forty".