697312446432 has 192 divisors, whose sum is σ = 2151786954240. Its totient is φ = 193548773376.

The previous prime is 697312446427. The next prime is 697312446443. The reversal of 697312446432 is 234644213796.

It is a super-3 number, since 3×697312446432³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 16364098 + ... + 16406654.

It is an arithmetic number, because the mean of its divisors is an integer number (11207223720).

Almost surely, 2^697312446432 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 697312446432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1075893477120).

697312446432 is an abundant number, since it is smaller than the sum of its proper divisors (1454474507808).

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

697312446432 is a wasteful number, since it uses less digits than its factorization.

697312446432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43273 (or 43265 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 51.

The spelling of 697312446432 in words is "six hundred ninety-seven billion, three hundred twelve million, four hundred forty-six thousand, four hundred thirty-two".