378148043011 has 2 divisors, whose sum is σ = 378148043012. Its totient is φ = 378148043010.

The previous prime is 378148042991. The next prime is 378148043033. The reversal of 378148043011 is 110340841873.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (110340841873) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 378148043011 - 2⁹ = 378148042499 is a prime.

It is a super-2 number, since 2×378148043011² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (378148043051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 189074021505 + 189074021506.

It is an arithmetic number, because the mean of its divisors is an integer number (189074021506).

Almost surely, 2^378148043011 is an apocalyptic number.

378148043011 is a deficient number, since it is larger than the sum of its proper divisors (1).

378148043011 is an equidigital number, since it uses as much as digits as its factorization.

378148043011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64512, while the sum is 40.

Adding to 378148043011 its reverse (110340841873), we get a palindrome (488488884884).

The spelling of 378148043011 in words is "three hundred seventy-eight billion, one hundred forty-eight million, forty-three thousand, eleven".