42743067155 has 8 divisors (see below), whose sum is σ = 51362237472. Its totient is φ = 34147415808.

The previous prime is 42743067113. The next prime is 42743067161. The reversal of 42743067155 is 55176034724.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42743067155 - 2¹⁰ = 42743066131 is a prime.

It is a Duffinian number.

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, 5875742 + ... + 5883011.

It is an arithmetic number, because the mean of its divisors is an integer number (6420279684).

Almost surely, 2^42743067155 is an apocalyptic number.

42743067155 is a deficient number, since it is larger than the sum of its proper divisors (8619170317).

42743067155 is a wasteful number, since it uses less digits than its factorization.

42743067155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11759485.

The product of its (nonzero) digits is 705600, while the sum is 44.

The spelling of 42743067155 in words is "forty-two billion, seven hundred forty-three million, sixty-seven thousand, one hundred fifty-five".