97730396152 has 16 divisors (see below), whose sum is σ = 183247812000. Its totient is φ = 48864312960.

The previous prime is 97730396149. The next prime is 97730396189. The reversal of 97730396152 is 25169303779.

It is a self number, because there is not a number n which added to its sum of digits gives 97730396152.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 787377 + ... + 903007.

It is an arithmetic number, because the mean of its divisors is an integer number (11452988250).

Almost surely, 2^97730396152 is an apocalyptic number.

It is an amenable number.

97730396152 is a deficient number, since it is larger than the sum of its proper divisors (85517415848).

97730396152 is a wasteful number, since it uses less digits than its factorization.

97730396152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221286 (or 221282 counting only the distinct ones).

The product of its (nonzero) digits is 2143260, while the sum is 52.

The spelling of 97730396152 in words is "ninety-seven billion, seven hundred thirty million, three hundred ninety-six thousand, one hundred fifty-two".