16727427537 has 16 divisors (see below), whose sum is σ = 23598749760. Its totient is φ = 10509944832.

The previous prime is 16727427529. The next prime is 16727427571. The reversal of 16727427537 is 73572472761.

It is a happy number.

It is not a de Polignac number, because 16727427537 - 2³ = 16727427529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16727427537.

It is not an unprimeable number, because it can be changed into a prime (16727427637) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 749268 + ... + 771269.

It is an arithmetic number, because the mean of its divisors is an integer number (1474921860).

Almost surely, 2^16727427537 is an apocalyptic number.

It is an amenable number.

16727427537 is a deficient number, since it is larger than the sum of its proper divisors (6871322223).

16727427537 is a wasteful number, since it uses less digits than its factorization.

16727427537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1520752.

The product of its digits is 3457440, while the sum is 51.

The spelling of 16727427537 in words is "sixteen billion, seven hundred twenty-seven million, four hundred twenty-seven thousand, five hundred thirty-seven".