338531046032665 has 64 divisors (see below), whose sum is σ = 428496157140480. Its totient is φ = 256256231362560.

The previous prime is 338531046032609. The next prime is 338531046032671. The reversal of 338531046032665 is 566230640135833.

It is not a de Polignac number, because 338531046032665 - 2¹⁷ = 338531045901593 is a prime.

It is a super-2 number, since 2×338531046032665² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18009835047 + ... + 18009853843.

It is an arithmetic number, because the mean of its divisors is an integer number (6695252455320).

Almost surely, 2^{338531046032665} is an apocalyptic number.

It is an amenable number.

338531046032665 is a deficient number, since it is larger than the sum of its proper divisors (89965111107815).

338531046032665 is a wasteful number, since it uses less digits than its factorization.

338531046032665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23362.

The product of its (nonzero) digits is 27993600, while the sum is 55.

The spelling of 338531046032665 in words is "three hundred thirty-eight trillion, five hundred thirty-one billion, forty-six million, thirty-two thousand, six hundred sixty-five".