97306781963 has 8 divisors (see below), whose sum is σ = 102464403600. Its totient is φ = 92152781568.

The previous prime is 97306781959. The next prime is 97306781983. The reversal of 97306781963 is 36918760379.

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 97306781963 - 2² = 97306781959 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97306781903) 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, 850058 + ... + 957711.

It is an arithmetic number, because the mean of its divisors is an integer number (12808050450).

Almost surely, 2^97306781963 is an apocalyptic number.

97306781963 is a deficient number, since it is larger than the sum of its proper divisors (5157621637).

97306781963 is a wasteful number, since it uses less digits than its factorization.

97306781963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1810621.

The product of its (nonzero) digits is 10287648, while the sum is 59.

The spelling of 97306781963 in words is "ninety-seven billion, three hundred six million, seven hundred eighty-one thousand, nine hundred sixty-three".