38400120634367 has 4 divisors (see below), whose sum is σ = 40658951259936. Its totient is φ = 36141290008800.

The previous prime is 38400120634339. The next prime is 38400120634391. The reversal of 38400120634367 is 76343602100483.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38400120634367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38400120633367) 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 3 ways as a sum of consecutive naturals, for example, 1129415312759 + ... + 1129415312792.

It is an arithmetic number, because the mean of its divisors is an integer number (10164737814984).

Almost surely, 2^{38400120634367} is an apocalyptic number.

38400120634367 is a deficient number, since it is larger than the sum of its proper divisors (2258830625569).

38400120634367 is a wasteful number, since it uses less digits than its factorization.

38400120634367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2258830625568.

The product of its (nonzero) digits is 1741824, while the sum is 47.

The spelling of 38400120634367 in words is "thirty-eight trillion, four hundred billion, one hundred twenty million, six hundred thirty-four thousand, three hundred sixty-seven".