378066905065 has 16 divisors (see below), whose sum is σ = 468629936640. Its totient is φ = 292500207360.

The previous prime is 378066905039. The next prime is 378066905093. The reversal of 378066905065 is 560509660873.

It is not a de Polignac number, because 378066905065 - 2¹³ = 378066896873 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 378066904997 and 378066905015.

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, 588259 + ... + 1049848.

It is an arithmetic number, because the mean of its divisors is an integer number (29289371040).

Almost surely, 2^378066905065 is an apocalyptic number.

It is an amenable number.

378066905065 is a deficient number, since it is larger than the sum of its proper divisors (90563031575).

378066905065 is a wasteful number, since it uses less digits than its factorization.

378066905065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1639632.

The product of its (nonzero) digits is 8164800, while the sum is 55.

The spelling of 378066905065 in words is "three hundred seventy-eight billion, sixty-six million, nine hundred five thousand, sixty-five".