91359311442212 has 96 divisors (see below), whose sum is σ = 189524618035200. Its totient is φ = 38070368236800.

The previous prime is 91359311442173. The next prime is 91359311442229. The reversal of 91359311442212 is 21224411395319.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 603222848 + ... + 603374280.

It is an arithmetic number, because the mean of its divisors is an integer number (1974214771200).

Almost surely, 2^{91359311442212} is an apocalyptic number.

It is an amenable number.

91359311442212 is an abundant number, since it is smaller than the sum of its proper divisors (98165306592988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

91359311442212 is a wasteful number, since it uses less digits than its factorization.

91359311442212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174777 (or 174775 counting only the distinct ones).

The product of its digits is 466560, while the sum is 47.

The spelling of 91359311442212 in words is "ninety-one trillion, three hundred fifty-nine billion, three hundred eleven million, four hundred forty-two thousand, two hundred twelve".