16800008401404 has 72 divisors (see below), whose sum is σ = 43837304329728. Its totient is φ = 5419268134560.

The previous prime is 16800008401391. The next prime is 16800008401411. The reversal of 16800008401404 is 40410480000861.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 117093799 + ... + 117237185.

It is an arithmetic number, because the mean of its divisors is an integer number (608851449024).

Almost surely, 2^{16800008401404} is an apocalyptic number.

It is an amenable number.

16800008401404 is an abundant number, since it is smaller than the sum of its proper divisors (27037295928324).

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

16800008401404 is a wasteful number, since it uses less digits than its factorization.

16800008401404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248415 (or 248410 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 36.

The spelling of 16800008401404 in words is "sixteen trillion, eight hundred billion, eight million, four hundred one thousand, four hundred four".