338478304506 has 32 divisors (see below), whose sum is σ = 706453342848. Its totient is φ = 107910865920.

The previous prime is 338478304433. The next prime is 338478304537. The reversal of 338478304506 is 605403874833.

It is a super-2 number, since 2×338478304506² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1506990 + ... + 1716966.

It is an arithmetic number, because the mean of its divisors is an integer number (22076666964).

Almost surely, 2^338478304506 is an apocalyptic number.

338478304506 is an abundant number, since it is smaller than the sum of its proper divisors (367975038342).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

338478304506 is a wasteful number, since it uses less digits than its factorization.

338478304506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221686.

The product of its (nonzero) digits is 5806080, while the sum is 51.

The spelling of 338478304506 in words is "three hundred thirty-eight billion, four hundred seventy-eight million, three hundred four thousand, five hundred six".