378569834077 has 8 divisors (see below), whose sum is σ = 384808566816. Its totient is φ = 372348408432.

The previous prime is 378569834059. The next prime is 378569834089. The reversal of 378569834077 is 770438965873.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-378569834077 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (67).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378569834017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4282663 + ... + 4370164.

It is an arithmetic number, because the mean of its divisors is an integer number (48101070852).

Almost surely, 2^378569834077 is an apocalyptic number.

It is an amenable number.

378569834077 is a deficient number, since it is larger than the sum of its proper divisors (6238732739).

378569834077 is an equidigital number, since it uses as much as digits as its factorization.

378569834077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8653547.

The product of its (nonzero) digits is 213373440, while the sum is 67.

The spelling of 378569834077 in words is "three hundred seventy-eight billion, five hundred sixty-nine million, eight hundred thirty-four thousand, seventy-seven".