1052042552240 has 40 divisors (see below), whose sum is σ = 2458672539648. Its totient is φ = 418636615680.

The previous prime is 1052042552191. The next prime is 1052042552243. The reversal of 1052042552240 is 422552402501.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×1052042552240² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1052042552197 and 1052042552206.

It is not an unprimeable number, because it can be changed into a prime (1052042552243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34053296 + ... + 34084175.

Almost surely, 2^{1052042552240} is an apocalyptic number.

1052042552240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1052042552240 is an abundant number, since it is smaller than the sum of its proper divisors (1406629987408).

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

1052042552240 is a wasteful number, since it uses less digits than its factorization.

1052042552240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68137677 (or 68137671 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 32.

Adding to 1052042552240 its reverse (422552402501), we get a palindrome (1474594954741).

The spelling of 1052042552240 in words is "one trillion, fifty-two billion, forty-two million, five hundred fifty-two thousand, two hundred forty".