38743668317554 has 16 divisors (see below), whose sum is σ = 61174422514080. Its totient is φ = 18352201125600.

The previous prime is 38743668317533. The next prime is 38743668317623. The reversal of 38743668317554 is 45571386634783.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10646422 + ... + 13814254.

It is an arithmetic number, because the mean of its divisors is an integer number (3823401407130).

Almost surely, 2^{38743668317554} is an apocalyptic number.

38743668317554 is a deficient number, since it is larger than the sum of its proper divisors (22430754196526).

38743668317554 is a wasteful number, since it uses less digits than its factorization.

38743668317554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3489705.

The product of its digits is 1219276800, while the sum is 70.

The spelling of 38743668317554 in words is "thirty-eight trillion, seven hundred forty-three billion, six hundred sixty-eight million, three hundred seventeen thousand, five hundred fifty-four".