42047069100 has 72 divisors (see below), whose sum is σ = 122531532480. Its totient is φ = 11131874880.

The previous prime is 42047069089. The next prime is 42047069107. The reversal of 42047069100 is 196074024.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (42047069107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 462462 + ... + 545861.

It is an arithmetic number, because the mean of its divisors is an integer number (1701826840).

Almost surely, 2^42047069100 is an apocalyptic number.

It is an amenable number.

42047069100 is an abundant number, since it is smaller than the sum of its proper divisors (80484463380).

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

42047069100 is a wasteful number, since it uses less digits than its factorization.

42047069100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1008479 (or 1008472 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The spelling of 42047069100 in words is "forty-two billion, forty-seven million, sixty-nine thousand, one hundred".