42587544956 has 12 divisors (see below), whose sum is σ = 81303495000. Its totient is φ = 19357974960.

The previous prime is 42587544941. The next prime is 42587544983. The reversal of 42587544956 is 65944578524.

It is a junction number, because it is equal to n+sod(n) for n = 42587544895 and 42587544904.

It is a congruent number.

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, 483949331 + ... + 483949418.

It is an arithmetic number, because the mean of its divisors is an integer number (6775291250).

Almost surely, 2^42587544956 is an apocalyptic number.

It is an amenable number.

42587544956 is a deficient number, since it is larger than the sum of its proper divisors (38715950044).

42587544956 is a wasteful number, since it uses less digits than its factorization.

42587544956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967898764 (or 967898762 counting only the distinct ones).

The product of its digits is 48384000, while the sum is 59.

The spelling of 42587544956 in words is "forty-two billion, five hundred eighty-seven million, five hundred forty-four thousand, nine hundred fifty-six".