352521125130000 has 100 divisors (see below), whose sum is σ = 1137985194833168. Its totient is φ = 94005633360000.

The previous prime is 352521125129977. The next prime is 352521125130007. The reversal of 352521125130000 is 31521125253.

It is a tau number, because it is divible by the number of its divisors (100).

It is a super-2 number, since 2×352521125130000² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a self number, because there is not a number n which added to its sum of digits gives 352521125130000.

It is not an unprimeable number, because it can be changed into a prime (352521125130007) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5875322086 + ... + 5875382085.

Almost surely, 2^{352521125130000} is an apocalyptic number.

352521125130000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

352521125130000 is an abundant number, since it is smaller than the sum of its proper divisors (785464069703168).

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

352521125130000 is a wasteful number, since it uses less digits than its factorization.

352521125130000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11750704202 (or 11750704181 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 352521125130000 its reverse (31521125253), we get a palindrome (352552646255253).

The spelling of 352521125130000 in words is "three hundred fifty-two trillion, five hundred twenty-one billion, one hundred twenty-five million, one hundred thirty thousand".