4525052513440 has 48 divisors (see below), whose sum is σ = 10692751756680. Its totient is φ = 1809629015040.

The previous prime is 4525052513351. The next prime is 4525052513441. The reversal of 4525052513440 is 443152505254.

It can be written as a sum of positive squares in 4 ways, for example, as 1792074851856 + 2732977661584 = 1338684^2 + 1653172^2 .

It is a super-2 number, since 2×4525052513440² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 4525052513393 and 4525052513402.

It is not an unprimeable number, because it can be changed into a prime (4525052513441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2320755 + ... + 3799474.

Almost surely, 2^{4525052513440} is an apocalyptic number.

4525052513440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4525052513440 is an abundant number, since it is smaller than the sum of its proper divisors (6167699243240).

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

4525052513440 is a wasteful number, since it uses less digits than its factorization.

4525052513440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6124865 (or 6124857 counting only the distinct ones).

The product of its (nonzero) digits is 480000, while the sum is 40.

The spelling of 4525052513440 in words is "four trillion, five hundred twenty-five billion, fifty-two million, five hundred thirteen thousand, four hundred forty".