42415045738 has 24 divisors (see below), whose sum is σ = 69396022188. Its totient is φ = 19433261952.

The previous prime is 42415045721. The next prime is 42415045741. The reversal of 42415045738 is 83754051424.

It can be written as a sum of positive squares in 6 ways, for example, as 12742571689 + 29672474049 = 112883^2 + 172257^2 .

It is a super-2 number, since 2×42415045738² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42415045694 and 42415045703.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 411681 + ... + 504292.

Almost surely, 2^42415045738 is an apocalyptic number.

42415045738 is a deficient number, since it is larger than the sum of its proper divisors (26980976450).

42415045738 is a wasteful number, since it uses less digits than its factorization.

42415045738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 916138 (or 916125 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 43.

The spelling of 42415045738 in words is "forty-two billion, four hundred fifteen million, forty-five thousand, seven hundred thirty-eight".