16893300440 has 32 divisors (see below), whose sum is σ = 38243130480. Its totient is φ = 6715861632.

The previous prime is 16893300433. The next prime is 16893300451. The reversal of 16893300440 is 4400339861.

It is a super-2 number, since 2×16893300440² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16893300394 and 16893300403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1288979 + ... + 1302018.

Almost surely, 2^16893300440 is an apocalyptic number.

16893300440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16893300440 is an abundant number, since it is smaller than the sum of its proper divisors (21349830040).

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

16893300440 is a wasteful number, since it uses less digits than its factorization.

16893300440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2591171 (or 2591167 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 38.

The spelling of 16893300440 in words is "sixteen billion, eight hundred ninety-three million, three hundred thousand, four hundred forty".