91341800492 has 6 divisors (see below), whose sum is σ = 159848150868. Its totient is φ = 45670900244.

The previous prime is 91341800489. The next prime is 91341800497. The reversal of 91341800492 is 29400814319.

It is not an unprimeable number, because it can be changed into a prime (91341800497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11417725058 + ... + 11417725065.

It is an arithmetic number, because the mean of its divisors is an integer number (26641358478).

Almost surely, 2^91341800492 is an apocalyptic number.

It is an amenable number.

91341800492 is a deficient number, since it is larger than the sum of its proper divisors (68506350376).

91341800492 is a wasteful number, since it uses less digits than its factorization.

91341800492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22835450127 (or 22835450125 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 41.

The spelling of 91341800492 in words is "ninety-one billion, three hundred forty-one million, eight hundred thousand, four hundred ninety-two".