42432220030440 has 64 divisors (see below), whose sum is σ = 127299379109760. Its totient is φ = 11315016984320.

The previous prime is 42432220030433. The next prime is 42432220030583. The reversal of 42432220030440 is 4403002223424.

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 = 42432220030398 and 42432220030407.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1900462 + ... + 9406178.

It is an arithmetic number, because the mean of its divisors is an integer number (1989052798590).

Almost surely, 2^{42432220030440} is an apocalyptic number.

42432220030440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42432220030440 is an abundant number, since it is smaller than the sum of its proper divisors (84867159079320).

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

42432220030440 is a wasteful number, since it uses less digits than its factorization.

42432220030440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7552842 (or 7552838 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 30.

Adding to 42432220030440 its reverse (4403002223424), we get a palindrome (46835222253864).

The spelling of 42432220030440 in words is "forty-two trillion, four hundred thirty-two billion, two hundred twenty million, thirty thousand, four hundred forty".