42865543013547 has 16 divisors (see below), whose sum is σ = 57254639420160. Its totient is φ = 28526774724000.

The previous prime is 42865543013543. The next prime is 42865543013627. The reversal of 42865543013547 is 74531034556824.

It is not a de Polignac number, because 42865543013547 - 2² = 42865543013543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42865543013543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8847 + ... + 9259112.

It is an arithmetic number, because the mean of its divisors is an integer number (3578414963760).

Almost surely, 2^{42865543013547} is an apocalyptic number.

42865543013547 is a deficient number, since it is larger than the sum of its proper divisors (14389096406613).

42865543013547 is a wasteful number, since it uses less digits than its factorization.

42865543013547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9270674.

The product of its (nonzero) digits is 48384000, while the sum is 57.

The spelling of 42865543013547 in words is "forty-two trillion, eight hundred sixty-five billion, five hundred forty-three million, thirteen thousand, five hundred forty-seven".