438085374522413 has 16 divisors (see below), whose sum is σ = 456339327157056. Its totient is φ = 420216242117760.

The previous prime is 438085374522409. The next prime is 438085374522463. The reversal of 438085374522413 is 314225473580834.

It is a cyclic number.

It is not a de Polignac number, because 438085374522413 - 2² = 438085374522409 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 (438085374522403) 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, 151027706 + ... + 153901067.

It is an arithmetic number, because the mean of its divisors is an integer number (28521207947316).

Almost surely, 2^{438085374522413} is an apocalyptic number.

It is an amenable number.

438085374522413 is a deficient number, since it is larger than the sum of its proper divisors (18253952634643).

438085374522413 is a wasteful number, since it uses less digits than its factorization.

438085374522413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304929404.

The product of its (nonzero) digits is 77414400, while the sum is 59.

The spelling of 438085374522413 in words is "four hundred thirty-eight trillion, eighty-five billion, three hundred seventy-four million, five hundred twenty-two thousand, four hundred thirteen".