42719435053 has 4 divisors (see below), whose sum is σ = 42769517308. Its totient is φ = 42669352800.

The previous prime is 42719435041. The next prime is 42719435069. The reversal of 42719435053 is 35053491724.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2840143849 + 39879291204 = 53293^2 + 199698^2 .

It is a cyclic number.

It is not a de Polignac number, because 42719435053 - 2¹⁷ = 42719303981 is a prime.

It is a super-2 number, since 2×42719435053² (a number of 22 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 (42719438053) 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 in 3 ways as a sum of consecutive naturals, for example, 25039848 + ... + 25041553.

It is an arithmetic number, because the mean of its divisors is an integer number (10692379327).

Almost surely, 2^42719435053 is an apocalyptic number.

It is an amenable number.

42719435053 is a deficient number, since it is larger than the sum of its proper divisors (50082255).

42719435053 is an equidigital number, since it uses as much as digits as its factorization.

42719435053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50082254.

The product of its (nonzero) digits is 453600, while the sum is 43.

The spelling of 42719435053 in words is "forty-two billion, seven hundred nineteen million, four hundred thirty-five thousand, fifty-three".