378535023511 has 2 divisors, whose sum is σ = 378535023512. Its totient is φ = 378535023510.

The previous prime is 378535023499. The next prime is 378535023521. The reversal of 378535023511 is 115320535873.

It is a strong prime.

It is an emirp because it is prime and its reverse (115320535873) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 378535023511 - 2¹⁹ = 378534499223 is a prime.

It is a super-3 number, since 3×378535023511³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (378535023521) 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, 189267511755 + 189267511756.

It is an arithmetic number, because the mean of its divisors is an integer number (189267511756).

Almost surely, 2^378535023511 is an apocalyptic number.

378535023511 is a deficient number, since it is larger than the sum of its proper divisors (1).

378535023511 is an equidigital number, since it uses as much as digits as its factorization.

378535023511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378000, while the sum is 43.

The spelling of 378535023511 in words is "three hundred seventy-eight billion, five hundred thirty-five million, twenty-three thousand, five hundred eleven".