42878330018003 has 2 divisors, whose sum is σ = 42878330018004. Its totient is φ = 42878330018002.

The previous prime is 42878330017969. The next prime is 42878330018021. The reversal of 42878330018003 is 30081003387824.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42878330018003 - 2²⁴ = 42878313240787 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (42878338018003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21439165009001 + 21439165009002.

It is an arithmetic number, because the mean of its divisors is an integer number (21439165009002).

Almost surely, 2^{42878330018003} is an apocalyptic number.

42878330018003 is a deficient number, since it is larger than the sum of its proper divisors (1).

42878330018003 is an equidigital number, since it uses as much as digits as its factorization.

42878330018003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 774144, while the sum is 47.

The spelling of 42878330018003 in words is "forty-two trillion, eight hundred seventy-eight billion, three hundred thirty million, eighteen thousand, three".