38401352766438 has 8 divisors (see below), whose sum is σ = 76802705532888. Its totient is φ = 12800450922144.

The previous prime is 38401352766349. The next prime is 38401352766493. The reversal of 38401352766438 is 83466725310483.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

38401352766438 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3200112730531 + ... + 3200112730542.

It is an arithmetic number, because the mean of its divisors is an integer number (9600338191611).

Almost surely, 2^{38401352766438} is an apocalyptic number.

38401352766438 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

38401352766438 is a wasteful number, since it uses less digits than its factorization.

38401352766438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6400225461078.

The product of its (nonzero) digits is 69672960, while the sum is 60.

The spelling of 38401352766438 in words is "thirty-eight trillion, four hundred one billion, three hundred fifty-two million, seven hundred sixty-six thousand, four hundred thirty-eight".