16913400029 has 4 divisors (see below), whose sum is σ = 16915171260. Its totient is φ = 16911628800.

The previous prime is 16913399903. The next prime is 16913400041. The reversal of 16913400029 is 92000431961.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5447916100 + 11465483929 = 73810^2 + 107077^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16913400029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16913460029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 871214 + ... + 890415.

It is an arithmetic number, because the mean of its divisors is an integer number (4228792815).

Almost surely, 2^16913400029 is an apocalyptic number.

It is an amenable number.

16913400029 is a deficient number, since it is larger than the sum of its proper divisors (1771231).

16913400029 is an equidigital number, since it uses as much as digits as its factorization.

16913400029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1771230.

The product of its (nonzero) digits is 11664, while the sum is 35.

The spelling of 16913400029 in words is "sixteen billion, nine hundred thirteen million, four hundred thousand, twenty-nine".