1000401522352 has 20 divisors (see below), whose sum is σ = 1938490043776. Its totient is φ = 500146027200.

The previous prime is 1000401522343. The next prime is 1000401522359. The reversal of 1000401522352 is 2532251040001.

It is a super-2 number, since 2×1000401522352² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1000401522359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3269883 + ... + 3562714.

Almost surely, 2^{1000401522352} is an apocalyptic number.

It is an amenable number.

1000401522352 is a deficient number, since it is larger than the sum of its proper divisors (938088521424).

1000401522352 is an equidigital number, since it uses as much as digits as its factorization.

1000401522352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6841756 (or 6841750 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 1000401522352 its reverse (2532251040001), we get a palindrome (3532652562353).

The spelling of 1000401522352 in words is "one trillion, four hundred one million, five hundred twenty-two thousand, three hundred fifty-two".