42343625040 has 80 divisors (see below), whose sum is σ = 133490116800. Its totient is φ = 11100246016.

The previous prime is 42343625039. The next prime is 42343625057. The reversal of 42343625040 is 4052634324.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 42343624992 and 42343625010.

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 15 ways as a sum of consecutive naturals, for example, 1481025 + ... + 1509344.

It is an arithmetic number, because the mean of its divisors is an integer number (1668626460).

Almost surely, 2^42343625040 is an apocalyptic number.

42343625040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42343625040 is an abundant number, since it is smaller than the sum of its proper divisors (91146491760).

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

42343625040 is a wasteful number, since it uses less digits than its factorization.

42343625040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2990444 (or 2990438 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 33.

The spelling of 42343625040 in words is "forty-two billion, three hundred forty-three million, six hundred twenty-five thousand, forty".