16497654927 has 32 divisors (see below), whose sum is σ = 24797638656. Its totient is φ = 9686476800.

The previous prime is 16497654923. The next prime is 16497654931. The reversal of 16497654927 is 72945679461.

It is an interprime number because it is at equal distance from previous prime (16497654923) and next prime (16497654931).

It is not a de Polignac number, because 16497654927 - 2² = 16497654923 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16497654923) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10258 + ... + 181935.

It is an arithmetic number, because the mean of its divisors is an integer number (774926208).

Almost surely, 2^16497654927 is an apocalyptic number.

16497654927 is a deficient number, since it is larger than the sum of its proper divisors (8299983729).

16497654927 is a wasteful number, since it uses less digits than its factorization.

16497654927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192311.

The product of its digits is 22861440, while the sum is 60.

The spelling of 16497654927 in words is "sixteen billion, four hundred ninety-seven million, six hundred fifty-four thousand, nine hundred twenty-seven".