160042740404 has 36 divisors (see below), whose sum is σ = 284310212676. Its totient is φ = 78828507648.

The previous prime is 160042740373. The next prime is 160042740409. The reversal of 160042740404 is 404047240061.

It can be written as a sum of positive squares in 2 ways, for example, as 111883560100 + 48159180304 = 334490^2 + 219452^2 .

It is a super-2 number, since 2×160042740404² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (160042740409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9719042 + ... + 9735494.

Almost surely, 2^160042740404 is an apocalyptic number.

It is an amenable number.

160042740404 is a deficient number, since it is larger than the sum of its proper divisors (124267472272).

160042740404 is a wasteful number, since it uses less digits than its factorization.

160042740404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16976 (or 16891 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 32.

Adding to 160042740404 its reverse (404047240061), we get a palindrome (564089980465).

The spelling of 160042740404 in words is "one hundred sixty billion, forty-two million, seven hundred forty thousand, four hundred four".