697389222960 has 320 divisors, whose sum is σ = 2486613168000. Its totient is φ = 179437547520.

The previous prime is 697389222919. The next prime is 697389222979. The reversal of 697389222960 is 69222983796.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 129599470 + ... + 129604850.

It is an arithmetic number, because the mean of its divisors is an integer number (7770666150).

Almost surely, 2^697389222960 is an apocalyptic number.

697389222960 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 697389222960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1243306584000).

697389222960 is an abundant number, since it is smaller than the sum of its proper divisors (1789223945040).

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

697389222960 is a wasteful number, since it uses less digits than its factorization.

697389222960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7501 (or 7489 counting only the distinct ones).

The product of its (nonzero) digits is 35271936, while the sum is 63.

The spelling of 697389222960 in words is "six hundred ninety-seven billion, three hundred eighty-nine million, two hundred twenty-two thousand, nine hundred sixty".