97882691328 has 180 divisors, whose sum is σ = 299759161240. Its totient is φ = 31745488896.

The previous prime is 97882691317. The next prime is 97882691339. The reversal of 97882691328 is 82319628879.

It is an interprime number because it is at equal distance from previous prime (97882691317) and next prime (97882691339).

It is a super-2 number, since 2×97882691328² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 703443 + ... + 831021.

Almost surely, 2^97882691328 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 97882691328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149879580620).

97882691328 is an abundant number, since it is smaller than the sum of its proper divisors (201876469912).

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

97882691328 is a wasteful number, since it uses less digits than its factorization.

97882691328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127644 (or 127621 counting only the distinct ones).

The product of its digits is 20901888, while the sum is 63.

The spelling of 97882691328 in words is "ninety-seven billion, eight hundred eighty-two million, six hundred ninety-one thousand, three hundred twenty-eight".