42652618573 has 4 divisors (see below), whose sum is σ = 42740201440. Its totient is φ = 42565035708.

The previous prime is 42652618343. The next prime is 42652618807. The reversal of 42652618573 is 37581625624.

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 42652618573 - 2²¹ = 42650521421 is a prime.

It is a super-2 number, since 2×42652618573² (a number of 22 digits) contains 22 as substring.

It is a lonely number, since its distance to closest prime (42652618343) sets a new record.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42652678573) 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, 43790703 + ... + 43791676.

It is an arithmetic number, because the mean of its divisors is an integer number (10685050360).

Almost surely, 2^42652618573 is an apocalyptic number.

It is an amenable number.

42652618573 is a deficient number, since it is larger than the sum of its proper divisors (87582867).

42652618573 is an equidigital number, since it uses as much as digits as its factorization.

42652618573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87582866.

The product of its digits is 2419200, while the sum is 49.

The spelling of 42652618573 in words is "forty-two billion, six hundred fifty-two million, six hundred eighteen thousand, five hundred seventy-three".