42206922440 has 16 divisors (see below), whose sum is σ = 94965575580. Its totient is φ = 16882768960.

The previous prime is 42206922427. The next prime is 42206922463. The reversal of 42206922440 is 4422960224.

42206922440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 38800332484 + 3406589956 = 196978^2 + 58366^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 42206922440.

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, 527586491 + ... + 527586570.

Almost surely, 2^42206922440 is an apocalyptic number.

42206922440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42206922440 is an abundant number, since it is smaller than the sum of its proper divisors (52758653140).

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

42206922440 is a wasteful number, since it uses less digits than its factorization.

42206922440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055173072 (or 1055173068 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 35.

The spelling of 42206922440 in words is "forty-two billion, two hundred six million, nine hundred twenty-two thousand, four hundred forty".