525352403040 has 48 divisors (see below), whose sum is σ = 1654860071088. Its totient is φ = 140093974016.

The previous prime is 525352403039. The next prime is 525352403077. The reversal of 525352403040 is 40304253525.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 525352402992 and 525352403010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 547241607 + ... + 547242566.

It is an arithmetic number, because the mean of its divisors is an integer number (34476251481).

Almost surely, 2^525352403040 is an apocalyptic number.

It is an amenable number.

525352403040 is an abundant number, since it is smaller than the sum of its proper divisors (1129507668048).

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

525352403040 is a wasteful number, since it uses less digits than its factorization.

525352403040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1094484191 (or 1094484183 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 33.

Adding to 525352403040 its reverse (40304253525), we get a palindrome (565656656565).

The spelling of 525352403040 in words is "five hundred twenty-five billion, three hundred fifty-two million, four hundred three thousand, forty".