438412208541 has 32 divisors (see below), whose sum is σ = 596211840000. Its totient is φ = 286474301568.

The previous prime is 438412208491. The next prime is 438412208543. The reversal of 438412208541 is 145802214834.

It is not a de Polignac number, because 438412208541 - 2⁹ = 438412208029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 438412208493 and 438412208502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (438412208543) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 101037750 + ... + 101042088.

It is an arithmetic number, because the mean of its divisors is an integer number (18631620000).

Almost surely, 2^438412208541 is an apocalyptic number.

It is an amenable number.

438412208541 is a deficient number, since it is larger than the sum of its proper divisors (157799631459).

438412208541 is a wasteful number, since it uses less digits than its factorization.

438412208541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5953.

The product of its (nonzero) digits is 245760, while the sum is 42.

It can be divided in two parts, 438412 and 208541, that added together give a triangular number (646953 = T₁₁₃₇).

The spelling of 438412208541 in words is "four hundred thirty-eight billion, four hundred twelve million, two hundred eight thousand, five hundred forty-one".