42357281738499 has 224 divisors, whose sum is σ = 82957594898304. Its totient is φ = 20977866362880.

The previous prime is 42357281738491. The next prime is 42357281738521. The reversal of 42357281738499 is 99483718275324.

42357281738499 is a `hidden beast` number, since 4 + 2 + 3 + 57 + 2 + 81 + 7 + 3 + 8 + 499 = 666.

It is not a de Polignac number, because 42357281738499 - 2³ = 42357281738491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42357281738491) by changing a digit.

It is a polite number, since it can be written in 223 ways as a sum of consecutive naturals, for example, 474743617 + ... + 474832829.

It is an arithmetic number, because the mean of its divisors is an integer number (370346405796).

Almost surely, 2^{42357281738499} is an apocalyptic number.

42357281738499 is a deficient number, since it is larger than the sum of its proper divisors (40600313159805).

42357281738499 is a wasteful number, since it uses less digits than its factorization.

42357281738499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89689 (or 89674 counting only the distinct ones).

The product of its digits is 731566080, while the sum is 72.

The spelling of 42357281738499 in words is "forty-two trillion, three hundred fifty-seven billion, two hundred eighty-one million, seven hundred thirty-eight thousand, four hundred ninety-nine".