693654216394240 has 160 divisors (see below), whose sum is σ = 1669235680721664. Its totient is φ = 276445680107520.

The previous prime is 693654216394229. The next prime is 693654216394259. The reversal of 693654216394240 is 42493612456396.

693654216394240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (160).

It is a Harshad number since it is a multiple of its sum of digits (64).

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, 7802853472 + ... + 7802942368.

Almost surely, 2^{693654216394240} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 693654216394240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (834617840360832).

693654216394240 is an abundant number, since it is smaller than the sum of its proper divisors (975581464327424).

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

693654216394240 is a wasteful number, since it uses less digits than its factorization.

693654216394240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100048 (or 100032 counting only the distinct ones).

The product of its (nonzero) digits is 201553920, while the sum is 64.

The spelling of 693654216394240 in words is "six hundred ninety-three trillion, six hundred fifty-four billion, two hundred sixteen million, three hundred ninety-four thousand, two hundred forty".