16996249919 has 8 divisors (see below), whose sum is σ = 19632032208. Its totient is φ = 14542245760.

The previous prime is 16996249877. The next prime is 16996249939. The reversal of 16996249919 is 91994269961.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16996249919 - 2¹² = 16996245823 is a prime.

It is a super-2 number, since 2×16996249919² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16996249939) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45444332 + ... + 45444705.

It is an arithmetic number, because the mean of its divisors is an integer number (2454004026).

Almost surely, 2^16996249919 is an apocalyptic number.

16996249919 is a deficient number, since it is larger than the sum of its proper divisors (2635782289).

16996249919 is a wasteful number, since it uses less digits than its factorization.

16996249919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90889065.

The product of its digits is 17006112, while the sum is 65.

The spelling of 16996249919 in words is "sixteen billion, nine hundred ninety-six million, two hundred forty-nine thousand, nine hundred nineteen".