40420042042416 has 20 divisors (see below), whose sum is σ = 104418441943032. Its totient is φ = 13473347347456.

The previous prime is 40420042042403. The next prime is 40420042042439. The reversal of 40420042042416 is 61424024002404.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 421042104561 + ... + 421042104656.

Almost surely, 2^{40420042042416} is an apocalyptic number.

It is an amenable number.

40420042042416 is an abundant number, since it is smaller than the sum of its proper divisors (63998399900616).

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

40420042042416 is a wasteful number, since it uses less digits than its factorization.

40420042042416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842084209228 (or 842084209222 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 33.

The spelling of 40420042042416 in words is "forty trillion, four hundred twenty billion, forty-two million, forty-two thousand, four hundred sixteen".