91363525696 has 21 divisors (see below), whose sum is σ = 181304294871. Its totient is φ = 45680553792.

The previous prime is 91363525679. The next prime is 91363525699. The reversal of 91363525696 is 69652536319.

The square root of 91363525696 is 302264.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (91363525699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2399221 + ... + 2437003.

It is an arithmetic number, because the mean of its divisors is an integer number (8633537851).

Almost surely, 2^91363525696 is an apocalyptic number.

91363525696 is the 302264-th square number.

It is an amenable number.

91363525696 is a deficient number, since it is larger than the sum of its proper divisors (89940769175).

91363525696 is an frugal number, since it uses more digits than its factorization.

91363525696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75578 (or 37785 counting only the distinct ones).

The product of its digits is 7873200, while the sum is 55.

The spelling of 91363525696 in words is "ninety-one billion, three hundred sixty-three million, five hundred twenty-five thousand, six hundred ninety-six".