42687143248 has 20 divisors (see below), whose sum is σ = 83479299840. Its totient is φ = 21144098144.

The previous prime is 42687143243. The next prime is 42687143267. The reversal of 42687143248 is 84234178624.

It is a super-3 number, since 3×42687143248³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42687143243) 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, 12465328 + ... + 12468751.

It is an arithmetic number, because the mean of its divisors is an integer number (4173964992).

Almost surely, 2^42687143248 is an apocalyptic number.

It is an amenable number.

42687143248 is a deficient number, since it is larger than the sum of its proper divisors (40792156592).

42687143248 is a wasteful number, since it uses less digits than its factorization.

42687143248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24934194 (or 24934188 counting only the distinct ones).

The product of its digits is 2064384, while the sum is 49.

The spelling of 42687143248 in words is "forty-two billion, six hundred eighty-seven million, one hundred forty-three thousand, two hundred forty-eight".