42688316353 has 4 divisors (see below), whose sum is σ = 44065358848. Its totient is φ = 41311273860.

The previous prime is 42688316347. The next prime is 42688316381. The reversal of 42688316353 is 35361388624.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42688316353 - 2⁹ = 42688315841 is a prime.

It is a super-3 number, since 3×42688316353³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42688316297 and 42688316306.

It is not an unprimeable number, because it can be changed into a prime (42688316453) 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, 688521201 + ... + 688521262.

It is an arithmetic number, because the mean of its divisors is an integer number (11016339712).

Almost surely, 2^42688316353 is an apocalyptic number.

It is an amenable number.

42688316353 is a deficient number, since it is larger than the sum of its proper divisors (1377042495).

42688316353 is a wasteful number, since it uses less digits than its factorization.

42688316353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1377042494.

The product of its digits is 2488320, while the sum is 49.

The spelling of 42688316353 in words is "forty-two billion, six hundred eighty-eight million, three hundred sixteen thousand, three hundred fifty-three".