97600297981 has 8 divisors (see below), whose sum is σ = 97672588704. Its totient is φ = 97528038960.

The previous prime is 97600297973. The next prime is 97600298023. The reversal of 97600297981 is 18979200679.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 97600297981 - 2³ = 97600297973 is a prime.

It is a super-2 number, since 2×97600297981² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97600297931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10759810 + ... + 10768876.

It is an arithmetic number, because the mean of its divisors is an integer number (12209073588).

Almost surely, 2^97600297981 is an apocalyptic number.

It is an amenable number.

97600297981 is a deficient number, since it is larger than the sum of its proper divisors (72290723).

97600297981 is a wasteful number, since it uses less digits than its factorization.

97600297981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15851.

The product of its (nonzero) digits is 3429216, while the sum is 58.

The spelling of 97600297981 in words is "ninety-seven billion, six hundred million, two hundred ninety-seven thousand, nine hundred eighty-one".