693228740000 has 120 divisors (see below), whose sum is σ = 1779597721440. Its totient is φ = 265235168000.

The previous prime is 693228739993. The next prime is 693228740011. The reversal of 693228740000 is 47822396.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 693228740000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 293510 + ... + 1213509.

It is an arithmetic number, because the mean of its divisors is an integer number (14829981012).

Almost surely, 2^693228740000 is an apocalyptic number.

It is an amenable number.

693228740000 is an abundant number, since it is smaller than the sum of its proper divisors (1086368981440).

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

693228740000 is a wasteful number, since it uses less digits than its factorization.

693228740000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1507072 (or 1507049 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 41.

The spelling of 693228740000 in words is "six hundred ninety-three billion, two hundred twenty-eight million, seven hundred forty thousand".