16427873280 has 1056 divisors, whose sum is σ = 69626559744. Its totient is φ = 3269984256.

The previous prime is 16427873263. The next prime is 16427873299. The reversal of 16427873280 is 8237872461.

It is a super-3 number, since 3×16427873280³ (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 225039324 + ... + 225039396.

Almost surely, 2^16427873280 is an apocalyptic number.

16427873280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16427873280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34813279872).

16427873280 is an abundant number, since it is smaller than the sum of its proper divisors (53198686464).

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

16427873280 is a wasteful number, since it uses less digits than its factorization.

16427873280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151 (or 126 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 48.

The spelling of 16427873280 in words is "sixteen billion, four hundred twenty-seven million, eight hundred seventy-three thousand, two hundred eighty".