91364550603 has 16 divisors (see below), whose sum is σ = 123668501376. Its totient is φ = 59985604800.

The previous prime is 91364550587. The next prime is 91364550637. The reversal of 91364550603 is 30605546319.

It is not a de Polignac number, because 91364550603 - 2⁴ = 91364550587 is a prime.

It is a super-2 number, since 2×91364550603² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (91364550643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 780028 + ... + 889478.

It is an arithmetic number, because the mean of its divisors is an integer number (7729281336).

Almost surely, 2^91364550603 is an apocalyptic number.

91364550603 is a deficient number, since it is larger than the sum of its proper divisors (32303950773).

91364550603 is a wasteful number, since it uses less digits than its factorization.

91364550603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113674.

The product of its (nonzero) digits is 291600, while the sum is 42.

The spelling of 91364550603 in words is "ninety-one billion, three hundred sixty-four million, five hundred fifty thousand, six hundred three".