38461965385 has 16 divisors (see below), whose sum is σ = 46465488000. Its totient is φ = 30562548736.

The previous prime is 38461965341. The next prime is 38461965419. The reversal of 38461965385 is 58356916483.

It is a cyclic number.

It is not a de Polignac number, because 38461965385 - 2⁹ = 38461964873 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 769641 + ... + 818089.

It is an arithmetic number, because the mean of its divisors is an integer number (2904093000).

Almost surely, 2^38461965385 is an apocalyptic number.

It is an amenable number.

38461965385 is a deficient number, since it is larger than the sum of its proper divisors (8003522615).

38461965385 is a wasteful number, since it uses less digits than its factorization.

38461965385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49520.

The product of its digits is 18662400, while the sum is 58.

The spelling of 38461965385 in words is "thirty-eight billion, four hundred sixty-one million, nine hundred sixty-five thousand, three hundred eighty-five".