38401354816166 has 16 divisors (see below), whose sum is σ = 60158150751744. Its totient is φ = 18350073519624.

The previous prime is 38401354816163. The next prime is 38401354816169. The reversal of 38401354816166 is 66161845310483.

It is an interprime number because it is at equal distance from previous prime (38401354816163) and next prime (38401354816169).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38401354816163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 358851086 + ... + 358958081.

It is an arithmetic number, because the mean of its divisors is an integer number (3759884421984).

Almost surely, 2^{38401354816166} is an apocalyptic number.

38401354816166 is a deficient number, since it is larger than the sum of its proper divisors (21756795935578).

38401354816166 is a wasteful number, since it uses less digits than its factorization.

38401354816166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717810355.

The product of its (nonzero) digits is 9953280, while the sum is 56.

The spelling of 38401354816166 in words is "thirty-eight trillion, four hundred one billion, three hundred fifty-four million, eight hundred sixteen thousand, one hundred sixty-six".