42786671499 has 96 divisors (see below), whose sum is σ = 76905676800. Its totient is φ = 23288653440.

The previous prime is 42786671491. The next prime is 42786671507. The reversal of 42786671499 is 99417668724.

42786671499 is a `hidden beast` number, since 4 + 2 + 7 + 86 + 67 + 1 + 499 = 666.

It is an interprime number because it is at equal distance from previous prime (42786671491) and next prime (42786671507).

It is not a de Polignac number, because 42786671499 - 2³ = 42786671491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42786671491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1845622 + ... + 1868660.

It is an arithmetic number, because the mean of its divisors is an integer number (801100800).

Almost surely, 2^42786671499 is an apocalyptic number.

42786671499 is a deficient number, since it is larger than the sum of its proper divisors (34119005301).

42786671499 is a wasteful number, since it uses less digits than its factorization.

42786671499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23122 (or 23103 counting only the distinct ones).

The product of its digits is 36578304, while the sum is 63.

The spelling of 42786671499 in words is "forty-two billion, seven hundred eighty-six million, six hundred seventy-one thousand, four hundred ninety-nine".