42146500062440 has 32 divisors (see below), whose sum is σ = 98099612217000. Its totient is φ = 16277268989184.

The previous prime is 42146500062439. The next prime is 42146500062451. The reversal of 42146500062440 is 4426000564124.

It can be written as a sum of positive squares in 4 ways, for example, as 26690924338276 + 15455575724164 = 5166326^2 + 3931358^2 .

It is a junction number, because it is equal to n+sod(n) for n = 42146500062394 and 42146500062403.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18166593695 + ... + 18166596014.

Almost surely, 2^{42146500062440} is an apocalyptic number.

42146500062440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42146500062440 is an abundant number, since it is smaller than the sum of its proper divisors (55953112154560).

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

42146500062440 is a wasteful number, since it uses less digits than its factorization.

42146500062440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36333189749 (or 36333189745 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 38.

The spelling of 42146500062440 in words is "forty-two trillion, one hundred forty-six billion, five hundred million, sixty-two thousand, four hundred forty".