42155115616 has 12 divisors (see below), whose sum is σ = 82992883932. Its totient is φ = 21077557792.

The previous prime is 42155115551. The next prime is 42155115649. The reversal of 42155115616 is 61651155124.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 658673650 + ... + 658673713.

It is an arithmetic number, because the mean of its divisors is an integer number (6916073661).

Almost surely, 2^42155115616 is an apocalyptic number.

It is an amenable number.

42155115616 is a deficient number, since it is larger than the sum of its proper divisors (40837768316).

42155115616 is a wasteful number, since it uses less digits than its factorization.

42155115616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1317347373 (or 1317347365 counting only the distinct ones).

The product of its digits is 36000, while the sum is 37.

The spelling of 42155115616 in words is "forty-two billion, one hundred fifty-five million, one hundred fifteen thousand, six hundred sixteen".