378657777059 has 2 divisors, whose sum is σ = 378657777060. Its totient is φ = 378657777058.

The previous prime is 378657777041. The next prime is 378657777067. The reversal of 378657777059 is 950777756873.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 378657777059 - 2²⁴ = 378640999843 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 378657776983 and 378657777001.

It is not a weakly prime, because it can be changed into another prime (378657707059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 189328888529 + 189328888530.

It is an arithmetic number, because the mean of its divisors is an integer number (189328888530).

Almost surely, 2^378657777059 is an apocalyptic number.

378657777059 is a deficient number, since it is larger than the sum of its proper divisors (1).

378657777059 is an equidigital number, since it uses as much as digits as its factorization.

378657777059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 544546800, while the sum is 71.

The spelling of 378657777059 in words is "three hundred seventy-eight billion, six hundred fifty-seven million, seven hundred seventy-seven thousand, fifty-nine".