16690327474954 has 16 divisors (see below), whose sum is σ = 28612155555648. Its totient is φ = 7152956089632.

The previous prime is 16690327474943. The next prime is 16690327474963. The reversal of 16690327474954 is 45947472309661.

It is a self number, because there is not a number n which added to its sum of digits gives 16690327474954.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 878584 + ... + 5844019.

It is an arithmetic number, because the mean of its divisors is an integer number (1788259722228).

Almost surely, 2^{16690327474954} is an apocalyptic number.

16690327474954 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

16690327474954 is a deficient number, since it is larger than the sum of its proper divisors (11921828080694).

16690327474954 is a wasteful number, since it uses less digits than its factorization.

16690327474954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6899949.

The product of its (nonzero) digits is 274337280, while the sum is 67.

The spelling of 16690327474954 in words is "sixteen trillion, six hundred ninety billion, three hundred twenty-seven million, four hundred seventy-four thousand, nine hundred fifty-four".