91033040414 has 4 divisors (see below), whose sum is σ = 136549560624. Its totient is φ = 45516520206.

The previous prime is 91033040363. The next prime is 91033040467. The reversal of 91033040414 is 41404033019.

It is a semiprime because it is the product of two primes.

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 as a sum of consecutive naturals, namely, 22758260102 + ... + 22758260105.

It is an arithmetic number, because the mean of its divisors is an integer number (34137390156).

Almost surely, 2^91033040414 is an apocalyptic number.

91033040414 is a deficient number, since it is larger than the sum of its proper divisors (45516520210).

91033040414 is a wasteful number, since it uses less digits than its factorization.

91033040414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45516520209.

The product of its (nonzero) digits is 5184, while the sum is 29.

The spelling of 91033040414 in words is "ninety-one billion, thirty-three million, forty thousand, four hundred fourteen".