16701551474464 has 48 divisors (see below), whose sum is σ = 33099259790520. Its totient is φ = 8295472046080.

The previous prime is 16701551474453. The next prime is 16701551474479. The reversal of 16701551474464 is 46447415510761.

It can be written as a sum of positive squares in 4 ways, for example, as 15015470000400 + 1686081474064 = 3874980^2 + 1298492^2 .

It is a super-2 number, since 2×16701551474464² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5260752 + ... + 7815280.

Almost surely, 2^{16701551474464} is an apocalyptic number.

It is an amenable number.

16701551474464 is a deficient number, since it is larger than the sum of its proper divisors (16397708316056).

16701551474464 is a wasteful number, since it uses less digits than its factorization.

16701551474464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2555893 (or 2555885 counting only the distinct ones).

The product of its (nonzero) digits is 11289600, while the sum is 55.

The spelling of 16701551474464 in words is "sixteen trillion, seven hundred one billion, five hundred fifty-one million, four hundred seventy-four thousand, four hundred sixty-four".