42557327408 has 20 divisors (see below), whose sum is σ = 83255357328. Its totient is φ = 21072073920.

The previous prime is 42557327387. The next prime is 42557327411. The reversal of 42557327408 is 80472375524.

It is a super-2 number, since 2×42557327408² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12910163 + ... + 12913458.

Almost surely, 2^42557327408 is an apocalyptic number.

It is an amenable number.

42557327408 is a deficient number, since it is larger than the sum of its proper divisors (40698029920).

42557327408 is a wasteful number, since it uses less digits than its factorization.

42557327408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25823732 (or 25823726 counting only the distinct ones).

The product of its (nonzero) digits is 1881600, while the sum is 47.

The spelling of 42557327408 in words is "forty-two billion, five hundred fifty-seven million, three hundred twenty-seven thousand, four hundred eight".