3878110451071 has 2 divisors, whose sum is σ = 3878110451072. Its totient is φ = 3878110451070.

The previous prime is 3878110451053. The next prime is 3878110451101. The reversal of 3878110451071 is 1701540118783.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (1701540118783) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3878110451071 - 2²¹ = 3878108353919 is a prime.

It is a super-2 number, since 2×3878110451071² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3878116451071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1939055225535 + 1939055225536.

It is an arithmetic number, because the mean of its divisors is an integer number (1939055225536).

Almost surely, 2^{3878110451071} is an apocalyptic number.

3878110451071 is a deficient number, since it is larger than the sum of its proper divisors (1).

3878110451071 is an equidigital number, since it uses as much as digits as its factorization.

3878110451071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 188160, while the sum is 46.

The spelling of 3878110451071 in words is "three trillion, eight hundred seventy-eight billion, one hundred ten million, four hundred fifty-one thousand, seventy-one".