9945576342 has 24 divisors (see below), whose sum is σ = 23206345344. Its totient is φ = 3060177264.

The previous prime is 9945576337. The next prime is 9945576359. The reversal of 9945576342 is 2436755499.

9945576342 is a `hidden beast` number, since 99 + 455 + 7 + 63 + 42 = 666.

9945576342 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 (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21250998 + ... + 21251465.

It is an arithmetic number, because the mean of its divisors is an integer number (966931056).

Almost surely, 2^9945576342 is an apocalyptic number.

9945576342 is an abundant number, since it is smaller than the sum of its proper divisors (13260769002).

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

9945576342 is a wasteful number, since it uses less digits than its factorization.

9945576342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42502484 (or 42502481 counting only the distinct ones).

The product of its digits is 8164800, while the sum is 54.

The square root of 9945576342 is about 99727.5104572454. The cubic root of 9945576342 is about 2150.5191709635.

The spelling of 9945576342 in words is "nine billion, nine hundred forty-five million, five hundred seventy-six thousand, three hundred forty-two".