7340673400728 has 32 divisors (see below), whose sum is σ = 18353698724400. Its totient is φ = 2446622437248.

The previous prime is 7340673400703. The next prime is 7340673400733. The reversal of 7340673400728 is 8270043760437.

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 7 ways as a sum of consecutive naturals, for example, 16570351 + ... + 17007582.

Almost surely, 2^{7340673400728} is an apocalyptic number.

It is an amenable number.

7340673400728 is an abundant number, since it is smaller than the sum of its proper divisors (11013025323672).

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

7340673400728 is a wasteful number, since it uses less digits than its factorization.

7340673400728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33587051 (or 33587047 counting only the distinct ones).

The product of its (nonzero) digits is 4741632, while the sum is 51.

The spelling of 7340673400728 in words is "seven trillion, three hundred forty billion, six hundred seventy-three million, four hundred thousand, seven hundred twenty-eight".