42034732819 has 2 divisors, whose sum is σ = 42034732820. Its totient is φ = 42034732818.

The previous prime is 42034732807. The next prime is 42034732847. The reversal of 42034732819 is 91823743024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42034732819 - 2¹⁷ = 42034601747 is a prime.

It is a super-2 number, since 2×42034732819² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (42034732879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21017366409 + 21017366410.

It is an arithmetic number, because the mean of its divisors is an integer number (21017366410).

Almost surely, 2^42034732819 is an apocalyptic number.

42034732819 is a deficient number, since it is larger than the sum of its proper divisors (1).

42034732819 is an equidigital number, since it uses as much as digits as its factorization.

42034732819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 290304, while the sum is 43.

The spelling of 42034732819 in words is "forty-two billion, thirty-four million, seven hundred thirty-two thousand, eight hundred nineteen".