42342540100 has 72 divisors (see below), whose sum is σ = 105051970688. Its totient is φ = 14511571200.

The previous prime is 42342540083. The next prime is 42342540133. The reversal of 42342540100 is 104524324.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1942864 + ... + 1964536.

Almost surely, 2^42342540100 is an apocalyptic number.

It is an amenable number.

42342540100 is an abundant number, since it is smaller than the sum of its proper divisors (62709430588).

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

42342540100 is a wasteful number, since it uses less digits than its factorization.

42342540100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24485 (or 24478 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The spelling of 42342540100 in words is "forty-two billion, three hundred forty-two million, five hundred forty thousand, one hundred".