97224617880 has 192 divisors, whose sum is σ = 340476514560. Its totient is φ = 23918828544.

The previous prime is 97224617821. The next prime is 97224617939. The reversal of 97224617880 is 8871642279.

It is a happy number.

97224617880 is a `hidden beast` number, since 97 + 22 + 461 + 78 + 8 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (97224617821) and next prime (97224617939).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10324054 + ... + 10333466.

It is an arithmetic number, because the mean of its divisors is an integer number (1773315180).

Almost surely, 2^97224617880 is an apocalyptic number.

97224617880 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97224617880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170238257280).

97224617880 is an abundant number, since it is smaller than the sum of its proper divisors (243251896680).

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

97224617880 is a wasteful number, since it uses less digits than its factorization.

97224617880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11650 (or 11643 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 54.

The spelling of 97224617880 in words is "ninety-seven billion, two hundred twenty-four million, six hundred seventeen thousand, eight hundred eighty".