97314821604 has 1152 divisors, whose sum is σ = 370374144000. Its totient is φ = 21431900160.

The previous prime is 97314821603. The next prime is 97314821647. The reversal of 97314821604 is 40612841379.

97314821604 is a `hidden beast` number, since 9 + 7 + 3 + 1 + 482 + 160 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 97314821604.

It is not an unprimeable number, because it can be changed into a prime (97314821603) by changing a digit.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 1333079712 + ... + 1333079784.

Almost surely, 2^97314821604 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 97314821604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185187072000).

97314821604 is an abundant number, since it is smaller than the sum of its proper divisors (273059322396).

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

97314821604 is a wasteful number, since it uses less digits than its factorization.

97314821604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206 (or 187 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The spelling of 97314821604 in words is "ninety-seven billion, three hundred fourteen million, eight hundred twenty-one thousand, six hundred four".