338151212549 has 16 divisors (see below), whose sum is σ = 360696416256. Its totient is φ = 315908409600.

The previous prime is 338151212491. The next prime is 338151212587. The reversal of 338151212549 is 945212151833.

It is a cyclic number.

It is not a de Polignac number, because 338151212549 - 2²⁰ = 338150163973 is a prime.

It is a super-2 number, since 2×338151212549² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (338151212149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1326284 + ... + 1560554.

It is an arithmetic number, because the mean of its divisors is an integer number (22543526016).

Almost surely, 2^338151212549 is an apocalyptic number.

It is an amenable number.

338151212549 is a deficient number, since it is larger than the sum of its proper divisors (22545203707).

338151212549 is a wasteful number, since it uses less digits than its factorization.

338151212549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234916.

The product of its digits is 259200, while the sum is 44.

The spelling of 338151212549 in words is "three hundred thirty-eight billion, one hundred fifty-one million, two hundred twelve thousand, five hundred forty-nine".