42115988956624 has 40 divisors (see below), whose sum is σ = 89177702627808. Its totient is φ = 19109262122880.

The previous prime is 42115988956589. The next prime is 42115988956667. The reversal of 42115988956624 is 42665988951124.

42115988956624 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214709322 + ... + 214905385.

Almost surely, 2^{42115988956624} is an apocalyptic number.

42115988956624 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

42115988956624 is an abundant number, since it is smaller than the sum of its proper divisors (47061713671184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42115988956624 is a wasteful number, since it uses less digits than its factorization.

42115988956624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429615283 (or 429615277 counting only the distinct ones).

The product of its digits is 298598400, while the sum is 70.

The spelling of 42115988956624 in words is "forty-two trillion, one hundred fifteen billion, nine hundred eighty-eight million, nine hundred fifty-six thousand, six hundred twenty-four".