91416160738 has 16 divisors (see below), whose sum is σ = 157751259264. Its totient is φ = 38918894400.

The previous prime is 91416160733. The next prime is 91416160753. The reversal of 91416160738 is 83706161419.

It is not an unprimeable number, because it can be changed into a prime (91416160733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21619495 + ... + 21623722.

It is an arithmetic number, because the mean of its divisors is an integer number (9859453704).

Almost surely, 2^91416160738 is an apocalyptic number.

91416160738 is a deficient number, since it is larger than the sum of its proper divisors (66335098526).

91416160738 is a wasteful number, since it uses less digits than its factorization.

91416160738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43243377.

The product of its (nonzero) digits is 217728, while the sum is 46.

The spelling of 91416160738 in words is "ninety-one billion, four hundred sixteen million, one hundred sixty thousand, seven hundred thirty-eight".