97699383900 has 288 divisors, whose sum is σ = 328273989120. Its totient is φ = 24879951360.

The previous prime is 97699383857. The next prime is 97699383937. The reversal of 97699383900 is 938399679.

It is a super-2 number, since 2×97699383900² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 64148539 + ... + 64150061.

It is an arithmetic number, because the mean of its divisors is an integer number (1139840240).

Almost surely, 2^97699383900 is an apocalyptic number.

97699383900 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 97699383900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164136994560).

97699383900 is an abundant number, since it is smaller than the sum of its proper divisors (230574605220).

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

97699383900 is a wasteful number, since it uses less digits than its factorization.

97699383900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2602 (or 2589 counting only the distinct ones).

The product of its (nonzero) digits is 19840464, while the sum is 63.

The spelling of 97699383900 in words is "ninety-seven billion, six hundred ninety-nine million, three hundred eighty-three thousand, nine hundred".