42423654355 has 4 divisors (see below), whose sum is σ = 50908385232. Its totient is φ = 33938923480.

The previous prime is 42423654337. The next prime is 42423654367. The reversal of 42423654355 is 55345632424.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 42423654355 - 2¹⁷ = 42423523283 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 4242365431 + ... + 4242365440.

It is an arithmetic number, because the mean of its divisors is an integer number (12727096308).

Almost surely, 2^42423654355 is an apocalyptic number.

42423654355 is a deficient number, since it is larger than the sum of its proper divisors (8484730877).

42423654355 is an equidigital number, since it uses as much as digits as its factorization.

42423654355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8484730876.

The product of its digits is 1728000, while the sum is 43.

The spelling of 42423654355 in words is "forty-two billion, four hundred twenty-three million, six hundred fifty-four thousand, three hundred fifty-five".