693868132446 has 16 divisors (see below), whose sum is σ = 1389414311424. Its totient is φ = 231009703064.

The previous prime is 693868132427. The next prime is 693868132457. The reversal of 693868132446 is 644231868396.

693868132446 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 693868132446.

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, 69913230 + ... + 69923153.

It is an arithmetic number, because the mean of its divisors is an integer number (86838394464).

Almost surely, 2^693868132446 is an apocalyptic number.

693868132446 is an abundant number, since it is smaller than the sum of its proper divisors (695546178978).

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

693868132446 is a wasteful number, since it uses less digits than its factorization.

693868132446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139837215.

The product of its digits is 35831808, while the sum is 60.

The spelling of 693868132446 in words is "six hundred ninety-three billion, eight hundred sixty-eight million, one hundred thirty-two thousand, four hundred forty-six".