16914682440 has 160 divisors (see below), whose sum is σ = 60196565880. Its totient is φ = 4245239808.

The previous prime is 16914682429. The next prime is 16914682459. The reversal of 16914682440 is 4428641961.

16914682440 is a `hidden beast` number, since 1 + 6 + 91 + 46 + 82 + 440 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 11114641476 + 5800040964 = 105426^2 + 76158^2 .

It is a super-2 number, since 2×16914682440² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 98467 + ... + 208626.

Almost surely, 2^16914682440 is an apocalyptic number.

16914682440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16914682440 is an abundant number, since it is smaller than the sum of its proper divisors (43281883440).

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

16914682440 is a wasteful number, since it uses less digits than its factorization.

16914682440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307133 (or 307120 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The spelling of 16914682440 in words is "sixteen billion, nine hundred fourteen million, six hundred eighty-two thousand, four hundred forty".