42434522040 has 64 divisors (see below), whose sum is σ = 127336809600. Its totient is φ = 11312917632.

The previous prime is 42434522029. The next prime is 42434522041. The reversal of 42434522040 is 4022543424.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 42434521989 and 42434522007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42434522041) 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 15 ways as a sum of consecutive naturals, for example, 436191 + ... + 524529.

It is an arithmetic number, because the mean of its divisors is an integer number (1989637650).

Almost surely, 2^42434522040 is an apocalyptic number.

42434522040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42434522040 is an abundant number, since it is smaller than the sum of its proper divisors (84902287560).

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

42434522040 is a wasteful number, since it uses less digits than its factorization.

42434522040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92356 (or 92352 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 30.

The spelling of 42434522040 in words is "forty-two billion, four hundred thirty-four million, five hundred twenty-two thousand, forty".