338501780746942 has 16 divisors (see below), whose sum is σ = 508843436850000. Its totient is φ = 168887399431680.

The previous prime is 338501780746939. The next prime is 338501780746949. The reversal of 338501780746942 is 249647087105833.

It is a super-2 number, since 2×338501780746942² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (338501780746949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17469859 + ... + 31340062.

It is an arithmetic number, because the mean of its divisors is an integer number (31802714803125).

It is a 1-persistent number, because it is pandigital, but 2⋅338501780746942 = 677003561493884 is not.

Almost surely, 2^{338501780746942} is an apocalyptic number.

338501780746942 is a deficient number, since it is larger than the sum of its proper divisors (170341656103058).

338501780746942 is a wasteful number, since it uses less digits than its factorization.

338501780746942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48817371.

The product of its (nonzero) digits is 243855360, while the sum is 67.

The spelling of 338501780746942 in words is "three hundred thirty-eight trillion, five hundred one billion, seven hundred eighty million, seven hundred forty-six thousand, nine hundred forty-two".