91434024396 has 480 divisors, whose sum is σ = 290693652480. Its totient is φ = 24690355200.

The previous prime is 91434024371. The next prime is 91434024433. The reversal of 91434024396 is 69342043419.

91434024396 is a `hidden beast` number, since 91 + 434 + 0 + 2 + 43 + 96 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 241250535 + ... + 241250913.

It is an arithmetic number, because the mean of its divisors is an integer number (605611776).

Almost surely, 2^91434024396 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 91434024396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145346826240).

91434024396 is an abundant number, since it is smaller than the sum of its proper divisors (199259628084).

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

91434024396 is a wasteful number, since it uses less digits than its factorization.

91434024396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587 (or 576 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 45.

The spelling of 91434024396 in words is "ninety-one billion, four hundred thirty-four million, twenty-four thousand, three hundred ninety-six".