42445622054 has 32 divisors (see below), whose sum is σ = 70164057600. Its totient is φ = 19097092800.

The previous prime is 42445622039. The next prime is 42445622069. The reversal of 42445622054 is 45022654424.

It is an interprime number because it is at equal distance from previous prime (42445622039) and next prime (42445622069).

It is a super-2 number, since 2×42445622054² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42445621999 and 42445622017.

It is a congruent number.

It is an unprimeable number.

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, 7812719 + ... + 7818149.

It is an arithmetic number, because the mean of its divisors is an integer number (2192626800).

Almost surely, 2^42445622054 is an apocalyptic number.

42445622054 is a deficient number, since it is larger than the sum of its proper divisors (27718435546).

42445622054 is a wasteful number, since it uses less digits than its factorization.

42445622054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8996.

The product of its (nonzero) digits is 307200, while the sum is 38.

The spelling of 42445622054 in words is "forty-two billion, four hundred forty-five million, six hundred twenty-two thousand, fifty-four".