42404422101040 has 80 divisors (see below), whose sum is σ = 102579484492800. Its totient is φ = 16282216057856.

The previous prime is 42404422101031. The next prime is 42404422101061. The reversal of 42404422101040 is 4010122440424.

It is a happy number.

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

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, 52424560 + ... + 53227279.

It is an arithmetic number, because the mean of its divisors is an integer number (1282243556160).

Almost surely, 2^{42404422101040} is an apocalyptic number.

42404422101040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42404422101040 is an abundant number, since it is smaller than the sum of its proper divisors (60175062391760).

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

42404422101040 is a wasteful number, since it uses less digits than its factorization.

42404422101040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105652054 (or 105652048 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 42404422101040 its reverse (4010122440424), we get a palindrome (46414544541464).

The spelling of 42404422101040 in words is "forty-two trillion, four hundred four billion, four hundred twenty-two million, one hundred one thousand, forty".