16211330179429 has 16 divisors (see below), whose sum is σ = 20390391630720. Its totient is φ = 12520415900160.

The previous prime is 16211330179423. The next prime is 16211330179441. The reversal of 16211330179429 is 92497103311261.

It is a happy number.

It is not a de Polignac number, because 16211330179429 - 2²³ = 16211321790821 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 (16211330179423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 931569864 + ... + 931587265.

It is an arithmetic number, because the mean of its divisors is an integer number (1274399476920).

Almost surely, 2^{16211330179429} is an apocalyptic number.

It is an amenable number.

16211330179429 is a deficient number, since it is larger than the sum of its proper divisors (4179061451291).

16211330179429 is a wasteful number, since it uses less digits than its factorization.

16211330179429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1863157260.

The product of its (nonzero) digits is 489888, while the sum is 49.

The spelling of 16211330179429 in words is "sixteen trillion, two hundred eleven billion, three hundred thirty million, one hundred seventy-nine thousand, four hundred twenty-nine".