16478141616 has 60 divisors (see below), whose sum is σ = 48828618072. Its totient is φ = 5169612288.

The previous prime is 16478141611. The next prime is 16478141621. The reversal of 16478141616 is 61614187461.

16478141616 is a `hidden beast` number, since 1 + 6 + 478 + 14 + 161 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (16478141611) and next prime (16478141621).

It is a super-2 number, since 2×16478141616² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (16478141611) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3363186 + ... + 3368081.

Almost surely, 2^16478141616 is an apocalyptic number.

16478141616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16478141616 is an abundant number, since it is smaller than the sum of its proper divisors (32350476456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16478141616 is a wasteful number, since it uses less digits than its factorization.

16478141616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6731298 (or 6731289 counting only the distinct ones).

The product of its digits is 193536, while the sum is 45.

The spelling of 16478141616 in words is "sixteen billion, four hundred seventy-eight million, one hundred forty-one thousand, six hundred sixteen".