693868132447 has 16 divisors (see below), whose sum is σ = 803856148480. Its totient is φ = 586645055712.

The previous prime is 693868132427. The next prime is 693868132457. The reversal of 693868132447 is 744231868396.

It is a cyclic number.

It is not a de Polignac number, because 693868132447 - 2³⁵ = 659508394079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (693868132427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1868853 + ... + 2209150.

It is an arithmetic number, because the mean of its divisors is an integer number (50241009280).

Almost surely, 2^693868132447 is an apocalyptic number.

693868132447 is a deficient number, since it is larger than the sum of its proper divisors (109988016033).

693868132447 is a wasteful number, since it uses less digits than its factorization.

693868132447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4078342.

The product of its digits is 41803776, while the sum is 61.

The spelling of 693868132447 in words is "six hundred ninety-three billion, eight hundred sixty-eight million, one hundred thirty-two thousand, four hundred forty-seven".