42205133550423 has 4 divisors (see below), whose sum is σ = 56273511400568. Its totient is φ = 28136755700280.

The previous prime is 42205133550421. The next prime is 42205133550451. The reversal of 42205133550423 is 32405533150224.

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

It is not a de Polignac number, because 42205133550423 - 2¹ = 42205133550421 is a prime.

It is a super-2 number, since 2×42205133550423² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42205133550421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7034188925068 + ... + 7034188925073.

It is an arithmetic number, because the mean of its divisors is an integer number (14068377850142).

Almost surely, 2^{42205133550423} is an apocalyptic number.

42205133550423 is a deficient number, since it is larger than the sum of its proper divisors (14068377850145).

42205133550423 is a wasteful number, since it uses less digits than its factorization.

42205133550423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14068377850144.

The product of its (nonzero) digits is 432000, while the sum is 39.

The spelling of 42205133550423 in words is "forty-two trillion, two hundred five billion, one hundred thirty-three million, five hundred fifty thousand, four hundred twenty-three".