525141642444 has 48 divisors (see below), whose sum is σ = 1237359002880. Its totient is φ = 173329220160.

The previous prime is 525141642437. The next prime is 525141642451. The reversal of 525141642444 is 444246141525.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (525141642437) and next prime (525141642451).

It is a junction number, because it is equal to n+sod(n) for n = 525141642396 and 525141642405.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16322614 + ... + 16354754.

It is an arithmetic number, because the mean of its divisors is an integer number (25778312560).

Almost surely, 2^525141642444 is an apocalyptic number.

It is an amenable number.

525141642444 is an abundant number, since it is smaller than the sum of its proper divisors (712217360436).

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

525141642444 is a wasteful number, since it uses less digits than its factorization.

525141642444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45470 (or 45468 counting only the distinct ones).

The product of its digits is 614400, while the sum is 42.

Adding to 525141642444 its reverse (444246141525), we get a palindrome (969387783969).

The spelling of 525141642444 in words is "five hundred twenty-five billion, one hundred forty-one million, six hundred forty-two thousand, four hundred forty-four".