91400434022 has 8 divisors (see below), whose sum is σ = 143061548976. Its totient is φ = 43713251032.

The previous prime is 91400434003. The next prime is 91400434109. The reversal of 91400434022 is 22043400419.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 993482933 + ... + 993483024.

It is an arithmetic number, because the mean of its divisors is an integer number (17882693622).

Almost surely, 2^91400434022 is an apocalyptic number.

91400434022 is a deficient number, since it is larger than the sum of its proper divisors (51661114954).

91400434022 is a wasteful number, since it uses less digits than its factorization.

91400434022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1986965982.

The product of its (nonzero) digits is 6912, while the sum is 29.

The spelling of 91400434022 in words is "ninety-one billion, four hundred million, four hundred thirty-four thousand, twenty-two".