42785188158724 has 48 divisors (see below), whose sum is σ = 83244464323776. Its totient is φ = 19075713488000.

The previous prime is 42785188158683. The next prime is 42785188158781.

It is a happy number.

42785188158724 is nontrivially palindromic in base 10.

42785188158724 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6152079 + ... + 11109385.

It is an arithmetic number, because the mean of its divisors is an integer number (1734259673412).

Almost surely, 2^{42785188158724} is an apocalyptic number.

42785188158724 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

42785188158724 is a deficient number, since it is larger than the sum of its proper divisors (40459276165052).

42785188158724 is a wasteful number, since it uses less digits than its factorization.

42785188158724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4961076 (or 4961074 counting only the distinct ones).

The product of its digits is 321126400, while the sum is 70.

The spelling of 42785188158724 in words is "forty-two trillion, seven hundred eighty-five billion, one hundred eighty-eight million, one hundred fifty-eight thousand, seven hundred twenty-four".