42743816560144 has 80 divisors (see below), whose sum is σ = 94718977819648. Its totient is φ = 18304855289856.

The previous prime is 42743816560117. The next prime is 42743816560229. The reversal of 42743816560144 is 44106561834724.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1537920712 + ... + 1537948504.

Almost surely, 2^{42743816560144} is an apocalyptic number.

It is an amenable number.

42743816560144 is an abundant number, since it is smaller than the sum of its proper divisors (51975161259504).

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

42743816560144 is a wasteful number, since it uses less digits than its factorization.

42743816560144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37752 (or 37746 counting only the distinct ones).

The product of its (nonzero) digits is 15482880, while the sum is 55.

The spelling of 42743816560144 in words is "forty-two trillion, seven hundred forty-three billion, eight hundred sixteen million, five hundred sixty thousand, one hundred forty-four".