16731541442 has 24 divisors (see below), whose sum is σ = 31527205248. Its totient is φ = 6518781720.

The previous prime is 16731541439. The next prime is 16731541447. The reversal of 16731541442 is 24414513761.

It is a junction number, because it is equal to n+sod(n) for n = 16731541396 and 16731541405.

It is not an unprimeable number, because it can be changed into a prime (16731541447) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4936778 + ... + 4940165.

It is an arithmetic number, because the mean of its divisors is an integer number (1313633552).

Almost surely, 2^16731541442 is an apocalyptic number.

16731541442 is a deficient number, since it is larger than the sum of its proper divisors (14795663806).

16731541442 is a wasteful number, since it uses less digits than its factorization.

16731541442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9876974 (or 9876963 counting only the distinct ones).

The product of its digits is 80640, while the sum is 38.

The spelling of 16731541442 in words is "sixteen billion, seven hundred thirty-one million, five hundred forty-one thousand, four hundred forty-two".