16229629497 has 4 divisors (see below), whose sum is σ = 21639506000. Its totient is φ = 10819752996.

The previous prime is 16229629463. The next prime is 16229629519. The reversal of 16229629497 is 79492692261.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 79492692261 = 3 ⋅26497564087.

It is not a de Polignac number, because 16229629497 - 2¹⁰ = 16229628473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16229629417) 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, 2704938247 + ... + 2704938252.

It is an arithmetic number, because the mean of its divisors is an integer number (5409876500).

Almost surely, 2^16229629497 is an apocalyptic number.

It is an amenable number.

16229629497 is a deficient number, since it is larger than the sum of its proper divisors (5409876503).

16229629497 is an equidigital number, since it uses as much as digits as its factorization.

16229629497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5409876502.

The product of its digits is 5878656, while the sum is 57.

The spelling of 16229629497 in words is "sixteen billion, two hundred twenty-nine million, six hundred twenty-nine thousand, four hundred ninety-seven".