16801411893987 has 96 divisors (see below), whose sum is σ = 26518780130304. Its totient is φ = 9268354368000.

The previous prime is 16801411893977. The next prime is 16801411893991. The reversal of 16801411893987 is 78939811410861.

It is not a de Polignac number, because 16801411893987 - 2⁷ = 16801411893859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16801411893907) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4744819437 + ... + 4744822977.

It is an arithmetic number, because the mean of its divisors is an integer number (276237293024).

Almost surely, 2^{16801411893987} is an apocalyptic number.

16801411893987 is a deficient number, since it is larger than the sum of its proper divisors (9717368236317).

16801411893987 is a wasteful number, since it uses less digits than its factorization.

16801411893987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4869 (or 4832 counting only the distinct ones).

The product of its (nonzero) digits is 20901888, while the sum is 66.

The spelling of 16801411893987 in words is "sixteen trillion, eight hundred one billion, four hundred eleven million, eight hundred ninety-three thousand, nine hundred eighty-seven".