91741421304 has 192 divisors, whose sum is σ = 281984189760. Its totient is φ = 26732851200.

The previous prime is 91741421287. The next prime is 91741421339. The reversal of 91741421304 is 40312414719.

It is a super-3 number, since 3×91741421304³ (a number of 34 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 2153232 + ... + 2195424.

It is an arithmetic number, because the mean of its divisors is an integer number (1468667655).

Almost surely, 2^91741421304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 91741421304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140992094880).

91741421304 is an abundant number, since it is smaller than the sum of its proper divisors (190242768456).

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

91741421304 is a wasteful number, since it uses less digits than its factorization.

91741421304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42342 (or 42335 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The spelling of 91741421304 in words is "ninety-one billion, seven hundred forty-one million, four hundred twenty-one thousand, three hundred four".