38398446435904 has 63 divisors (see below), whose sum is σ = 76580612425083. Its totient is φ = 19103026454400.

The previous prime is 38398446435889. The next prime is 38398446435907. The reversal of 38398446435904 is 40953464489383.

The square root of 38398446435904 is 6196648.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38398446435907) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 10459939989 + ... + 10459943659.

Almost surely, 2^{38398446435904} is an apocalyptic number.

38398446435904 is the 6196648-th square number.

It is an amenable number.

38398446435904 is a deficient number, since it is larger than the sum of its proper divisors (38182165989179).

38398446435904 is an frugal number, since it uses more digits than its factorization.

38398446435904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7776 (or 3884 counting only the distinct ones).

The product of its (nonzero) digits is 1074954240, while the sum is 70.

The spelling of 38398446435904 in words is "thirty-eight trillion, three hundred ninety-eight billion, four hundred forty-six million, four hundred thirty-five thousand, nine hundred four".