16211123526642 has 64 divisors (see below), whose sum is σ = 37236259146240. Its totient is φ = 4653289728000.

The previous prime is 16211123526629. The next prime is 16211123526671. The reversal of 16211123526642 is 24662532111261.

It is a junction number, because it is equal to n+sod(n) for n = 16211123526594 and 16211123526603.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8574642 + ... + 10293042.

It is an arithmetic number, because the mean of its divisors is an integer number (581816549160).

Almost surely, 2^{16211123526642} is an apocalyptic number.

16211123526642 is an abundant number, since it is smaller than the sum of its proper divisors (21025135619598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16211123526642 is a wasteful number, since it uses less digits than its factorization.

16211123526642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1725959.

The product of its digits is 207360, while the sum is 42.

The spelling of 16211123526642 in words is "sixteen trillion, two hundred eleven billion, one hundred twenty-three million, five hundred twenty-six thousand, six hundred forty-two".