16947999622994 has 16 divisors (see below), whose sum is σ = 27779235222816. Its totient is φ = 7690818156000.

The previous prime is 16947999622979. The next prime is 16947999622999. The reversal of 16947999622994 is 49922699974961.

It is a super-3 number, since 3×16947999622994³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16947999622999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 640888292 + ... + 640914735.

It is an arithmetic number, because the mean of its divisors is an integer number (1736202201426).

Almost surely, 2^{16947999622994} is an apocalyptic number.

16947999622994 is a deficient number, since it is larger than the sum of its proper divisors (10831235599822).

16947999622994 is a wasteful number, since it uses less digits than its factorization.

16947999622994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1281803641.

The product of its digits is 8571080448, while the sum is 86.

The spelling of 16947999622994 in words is "sixteen trillion, nine hundred forty-seven billion, nine hundred ninety-nine million, six hundred twenty-two thousand, nine hundred ninety-four".