38403686350844 has 24 divisors (see below), whose sum is σ = 68057892960960. Its totient is φ = 18958579271424.

The previous prime is 38403686350819. The next prime is 38403686350889. The reversal of 38403686350844 is 44805368630483.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 31479512 + ... + 32676704.

It is an arithmetic number, because the mean of its divisors is an integer number (2835745540040).

Almost surely, 2^{38403686350844} is an apocalyptic number.

It is an amenable number.

38403686350844 is a deficient number, since it is larger than the sum of its proper divisors (29654206610116).

38403686350844 is a wasteful number, since it uses less digits than its factorization.

38403686350844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1298789 (or 1298787 counting only the distinct ones).

The product of its (nonzero) digits is 159252480, while the sum is 62.

The spelling of 38403686350844 in words is "thirty-eight trillion, four hundred three billion, six hundred eighty-six million, three hundred fifty thousand, eight hundred forty-four".