16877521276672 has 432 divisors, whose sum is σ = 42486291953280. Its totient is φ = 6645797093376.

The previous prime is 16877521276661. The next prime is 16877521276691. The reversal of 16877521276672 is 27667212577861.

It is a junction number, because it is equal to n+sod(n) for n = 16877521276598 and 16877521276607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4339808104 + ... + 4339811992.

It is an arithmetic number, because the mean of its divisors is an integer number (98347898040).

Almost surely, 2^{16877521276672} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16877521276672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21243145976640).

16877521276672 is an abundant number, since it is smaller than the sum of its proper divisors (25608770676608).

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

16877521276672 is a wasteful number, since it uses less digits than its factorization.

16877521276672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4416 (or 4395 counting only the distinct ones).

The product of its digits is 165957120, while the sum is 67.

The spelling of 16877521276672 in words is "sixteen trillion, eight hundred seventy-seven billion, five hundred twenty-one million, two hundred seventy-six thousand, six hundred seventy-two".