97440552352 has 192 divisors, whose sum is σ = 228191040000. Its totient is φ = 40376724480.

The previous prime is 97440552343. The next prime is 97440552353. The reversal of 97440552352 is 25325504479.

It is a super-2 number, since 2×97440552352² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (97440552353) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 195271399 + ... + 195271897.

It is an arithmetic number, because the mean of its divisors is an integer number (1188495000).

Almost surely, 2^97440552352 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 97440552352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114095520000).

97440552352 is an abundant number, since it is smaller than the sum of its proper divisors (130750487648).

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

97440552352 is a wasteful number, since it uses less digits than its factorization.

97440552352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 979 (or 971 counting only the distinct ones).

The product of its (nonzero) digits is 1512000, while the sum is 46.

The spelling of 97440552352 in words is "ninety-seven billion, four hundred forty million, five hundred fifty-two thousand, three hundred fifty-two".