97663776011 has 4 divisors (see below), whose sum is σ = 99039322224. Its totient is φ = 96288229800.

The previous prime is 97663775999. The next prime is 97663776047. The reversal of 97663776011 is 11067736679.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 97663776011 - 2¹⁸ = 97663513867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97663776061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 687773000 + ... + 687773141.

It is an arithmetic number, because the mean of its divisors is an integer number (24759830556).

Almost surely, 2^97663776011 is an apocalyptic number.

97663776011 is a deficient number, since it is larger than the sum of its proper divisors (1375546213).

97663776011 is a wasteful number, since it uses less digits than its factorization.

97663776011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1375546212.

The product of its (nonzero) digits is 2000376, while the sum is 53.

The spelling of 97663776011 in words is "ninety-seven billion, six hundred sixty-three million, seven hundred seventy-six thousand, eleven".