7533421480668 has 48 divisors (see below), whose sum is σ = 18057674808320. Its totient is φ = 2442647824704.

The previous prime is 7533421480609. The next prime is 7533421480709. The reversal of 7533421480668 is 8660841243357.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 424696 + ... + 3904767.

Almost surely, 2^{7533421480668} is an apocalyptic number.

It is an amenable number.

7533421480668 is an abundant number, since it is smaller than the sum of its proper divisors (10524253327652).

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

7533421480668 is a wasteful number, since it uses less digits than its factorization.

7533421480668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4333426 (or 4333424 counting only the distinct ones).

The product of its (nonzero) digits is 23224320, while the sum is 57.

The spelling of 7533421480668 in words is "seven trillion, five hundred thirty-three billion, four hundred twenty-one million, four hundred eighty thousand, six hundred sixty-eight".