42493833455 has 16 divisors (see below), whose sum is σ = 52185920160. Its totient is φ = 33199746048.

The previous prime is 42493833449. The next prime is 42493833497. The reversal of 42493833455 is 55433839424.

It is a cyclic number.

It is not a de Polignac number, because 42493833455 - 2⁴ = 42493833439 is a prime.

It is a congruent number.

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, 2789339 + ... + 2804531.

It is an arithmetic number, because the mean of its divisors is an integer number (3261620010).

Almost surely, 2^42493833455 is an apocalyptic number.

42493833455 is a deficient number, since it is larger than the sum of its proper divisors (9692086705).

42493833455 is a wasteful number, since it uses less digits than its factorization.

42493833455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28250.

The product of its digits is 6220800, while the sum is 50.

The spelling of 42493833455 in words is "forty-two billion, four hundred ninety-three million, eight hundred thirty-three thousand, four hundred fifty-five".