38778050070785 has 16 divisors (see below), whose sum is σ = 46657900618560. Its totient is φ = 30939654884160.

The previous prime is 38778050070743. The next prime is 38778050070791. The reversal of 38778050070785 is 58707005087783.

It is not a de Polignac number, because 38778050070785 - 2¹⁰ = 38778050069761 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4804754 + ... + 10032036.

It is an arithmetic number, because the mean of its divisors is an integer number (2916118788660).

Almost surely, 2^{38778050070785} is an apocalyptic number.

It is an amenable number.

38778050070785 is a deficient number, since it is larger than the sum of its proper divisors (7879850547775).

38778050070785 is a wasteful number, since it uses less digits than its factorization.

38778050070785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5231248.

The product of its (nonzero) digits is 92198400, while the sum is 65.

The spelling of 38778050070785 in words is "thirty-eight trillion, seven hundred seventy-eight billion, fifty million, seventy thousand, seven hundred eighty-five".