91118024542498 has 8 divisors (see below), whose sum is σ = 137279138298192. Its totient is φ = 45358311776436.

The previous prime is 91118024542481. The next prime is 91118024542499. The reversal of 91118024542498 is 89424542081119.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (91118024542499) 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, 100350246840 + ... + 100350247747.

It is an arithmetic number, because the mean of its divisors is an integer number (17159892287274).

Almost surely, 2^{91118024542498} is an apocalyptic number.

91118024542498 is a deficient number, since it is larger than the sum of its proper divisors (46161113755694).

91118024542498 is a wasteful number, since it uses less digits than its factorization.

91118024542498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200700494816.

The product of its (nonzero) digits is 6635520, while the sum is 58.

The spelling of 91118024542498 in words is "ninety-one trillion, one hundred eighteen billion, twenty-four million, five hundred forty-two thousand, four hundred ninety-eight".