42743460791 has 4 divisors (see below), whose sum is σ = 45257782032. Its totient is φ = 40229139552.

The previous prime is 42743460737. The next prime is 42743460803. The reversal of 42743460791 is 19706434724.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42743460791 - 2¹⁴ = 42743444407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42743460091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1257160595 + ... + 1257160628.

It is an arithmetic number, because the mean of its divisors is an integer number (11314445508).

Almost surely, 2^42743460791 is an apocalyptic number.

42743460791 is a deficient number, since it is larger than the sum of its proper divisors (2514321241).

42743460791 is a wasteful number, since it uses less digits than its factorization.

42743460791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2514321240.

The product of its (nonzero) digits is 1016064, while the sum is 47.

The spelling of 42743460791 in words is "forty-two billion, seven hundred forty-three million, four hundred sixty thousand, seven hundred ninety-one".