42418640848 has 10 divisors (see below), whose sum is σ = 82186116674. Its totient is φ = 21209320416.

The previous prime is 42418640821. The next prime is 42418640857. The reversal of 42418640848 is 84804681424.

It can be written as a sum of positive squares in only one way, i.e., 31312010304 + 11106630544 = 176952^2 + 105388^2 .

It is a super-2 number, since 2×42418640848² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1325582511 + ... + 1325582542.

Almost surely, 2^42418640848 is an apocalyptic number.

It is an amenable number.

42418640848 is a deficient number, since it is larger than the sum of its proper divisors (39767475826).

42418640848 is a wasteful number, since it uses less digits than its factorization.

42418640848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2651165061 (or 2651165055 counting only the distinct ones).

The product of its (nonzero) digits is 1572864, while the sum is 49.

The spelling of 42418640848 in words is "forty-two billion, four hundred eighteen million, six hundred forty thousand, eight hundred forty-eight".