11344304578391 has 16 divisors (see below), whose sum is σ = 12336451878240. Its totient is φ = 10388259302400.

The previous prime is 11344304578367. The next prime is 11344304578429. The reversal of 11344304578391 is 19387540344311.

It is a cyclic number.

It is not a de Polignac number, because 11344304578391 - 2³⁸ = 11069426671447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11344304578301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57802115 + ... + 57998043.

It is an arithmetic number, because the mean of its divisors is an integer number (771028242390).

Almost surely, 2^{11344304578391} is an apocalyptic number.

11344304578391 is a deficient number, since it is larger than the sum of its proper divisors (992147299849).

11344304578391 is a wasteful number, since it uses less digits than its factorization.

11344304578391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288034.

The product of its (nonzero) digits is 4354560, while the sum is 53.

The spelling of 11344304578391 in words is "eleven trillion, three hundred forty-four billion, three hundred four million, five hundred seventy-eight thousand, three hundred ninety-one".