97610630328 has 192 divisors, whose sum is σ = 287895928320. Its totient is φ = 29752012800.

The previous prime is 97610630309. The next prime is 97610630347. The reversal of 97610630328 is 82303601679.

97610630328 is a `hidden beast` number, since 9 + 7 + 6 + 1 + 0 + 630 + 3 + 2 + 8 = 666.

It is a Cunningham number, because it is equal to 312427²-1.

It is an interprime number because it is at equal distance from previous prime (97610630309) and next prime (97610630347).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 46237993 + ... + 46240103.

It is an arithmetic number, because the mean of its divisors is an integer number (1499457960).

Almost surely, 2^97610630328 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 97610630328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143947964160).

97610630328 is an abundant number, since it is smaller than the sum of its proper divisors (190285297992).

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

97610630328 is a wasteful number, since it uses less digits than its factorization.

97610630328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3198 (or 3191 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The spelling of 97610630328 in words is "ninety-seven billion, six hundred ten million, six hundred thirty thousand, three hundred twenty-eight".