42199058687 has 2 divisors, whose sum is σ = 42199058688. Its totient is φ = 42199058686.

The previous prime is 42199058677. The next prime is 42199058743. The reversal of 42199058687 is 78685099124.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42199058687 - 2²⁰ = 42198010111 is a prime.

It is a super-3 number, since 3×42199058687³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42199058677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21099529343 + 21099529344.

It is an arithmetic number, because the mean of its divisors is an integer number (21099529344).

Almost surely, 2^42199058687 is an apocalyptic number.

42199058687 is a deficient number, since it is larger than the sum of its proper divisors (1).

42199058687 is an equidigital number, since it uses as much as digits as its factorization.

42199058687 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8709120, while the sum is 59.

The spelling of 42199058687 in words is "forty-two billion, one hundred ninety-nine million, fifty-eight thousand, six hundred eighty-seven".