697327488000 has 2816 divisors, whose sum is σ = 3244617492480. Its totient is φ = 145096704000.

The previous prime is 697327487981. The next prime is 697327488023. The reversal of 697327488000 is 884723796.

It is a tau number, because it is divible by the number of its divisors (2816).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 8401535959 + ... + 8401536041.

Almost surely, 2^697327488000 is an apocalyptic number.

697327488000 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 697327488000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1622308746240).

697327488000 is an abundant number, since it is smaller than the sum of its proper divisors (2547290004480).

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

697327488000 is a wasteful number, since it uses less digits than its factorization.

697327488000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168 (or 134 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 54.

The spelling of 697327488000 in words is "six hundred ninety-seven billion, three hundred twenty-seven million, four hundred eighty-eight thousand".