523253211435044 has 12 divisors (see below), whose sum is σ = 932970348691164. Its totient is φ = 256690254666144.

The previous prime is 523253211435029. The next prime is 523253211435049. The reversal of 523253211435044 is 440534112352325.

It can be written as a sum of positive squares in 2 ways, for example, as 385046430760000 + 138206780675044 = 19622600^2 + 11756138^2 .

It is a super-2 number, since 2×523253211435044² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 523253211434986 and 523253211435004.

It is not an unprimeable number, because it can be changed into a prime (523253211435049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1234087762607 + ... + 1234087763030.

It is an arithmetic number, because the mean of its divisors is an integer number (77747529057597).

Almost surely, 2^{523253211435044} is an apocalyptic number.

It is an amenable number.

523253211435044 is a deficient number, since it is larger than the sum of its proper divisors (409717137256120).

523253211435044 is a wasteful number, since it uses less digits than its factorization.

523253211435044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2468175525694 (or 2468175525692 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 44.

Adding to 523253211435044 its reverse (440534112352325), we get a palindrome (963787323787369).

The spelling of 523253211435044 in words is "five hundred twenty-three trillion, two hundred fifty-three billion, two hundred eleven million, four hundred thirty-five thousand, forty-four".