42847156007745 has 16 divisors (see below), whose sum is σ = 68669899459200. Its totient is φ = 22813666588544.

The previous prime is 42847156007737. The next prime is 42847156007749. The reversal of 42847156007745 is 54770065174824.

It is a cyclic number.

It is not a de Polignac number, because 42847156007745 - 2³ = 42847156007737 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42847156007749) 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, 2384362524 + ... + 2384380493.

It is an arithmetic number, because the mean of its divisors is an integer number (4291868716200).

Almost surely, 2^{42847156007745} is an apocalyptic number.

It is an amenable number.

42847156007745 is a deficient number, since it is larger than the sum of its proper divisors (25822743451455).

42847156007745 is a wasteful number, since it uses less digits than its factorization.

42847156007745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4768743624.

The product of its (nonzero) digits is 52684800, while the sum is 60.

The spelling of 42847156007745 in words is "forty-two trillion, eight hundred forty-seven billion, one hundred fifty-six million, seven thousand, seven hundred forty-five".