16429690736 has 20 divisors (see below), whose sum is σ = 32509815072. Its totient is φ = 8040061056.

The previous prime is 16429690729. The next prime is 16429690747. The reversal of 16429690736 is 63709692461.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10923245 + ... + 10924748.

Almost surely, 2^16429690736 is an apocalyptic number.

16429690736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16429690736 is a deficient number, since it is larger than the sum of its proper divisors (16080124336).

16429690736 is a wasteful number, since it uses less digits than its factorization.

16429690736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21848048 (or 21848042 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 53.

The spelling of 16429690736 in words is "sixteen billion, four hundred twenty-nine million, six hundred ninety thousand, seven hundred thirty-six".